Top 10 ac dc 9v 1a for 2022

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Zolt 12W Universal AC DC Adapter Power Supply for Household Electronics Routers Speakers LCD CCTV Cameras with Multi Voltage 3V 4.5V 5V 6V 7.5V 9V 12V 1A 1000mA Output Zolt 12W Universal AC DC Adapter Power Supply for Household Electronics Routers Speakers LCD CCTV Cameras with Multi Voltage 3V 4.5V 5V 6V 7.5V 9V 12V 1A 1000mA Output
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ELEGOO AC 100V-240V Converter Adapter DC 9V 1A Power Supply US Plug 5.5mm x 2.5mm 1000mA Power Adapter Wall Charger Adapter for Arduino UNO MEGA with UL FCC CE Certificate ELEGOO AC 100V-240V Converter Adapter DC 9V 1A Power Supply US Plug 5.5mm x 2.5mm 1000mA Power Adapter Wall Charger Adapter for Arduino UNO MEGA with UL FCC CE Certificate
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Cinolink 9V1A UL/FC Certified, Power Adapter for Arduino, AC DC 9V 1A, 100V-240V, Supply 5.5/2.1Mm Plug US, 160Cm Cable [2-Pack] Cinolink 9V1A UL/FC Certified, Power Adapter for Arduino, AC DC 9V 1A, 100V-240V, Supply 5.5/2.1Mm Plug US, 160Cm Cable [2-Pack]
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3vdc-12 volt Universal AC/DC Power Adapter USB Port | 8 Reversible Polarity Positive or Negative Tips Center Tip 3v 4.5v 5v 6v 7.5v 9v 12v 1a Transformer 5.5mm 2.5mm 2.1mm 3.5mm 4.0mm 5.0mm 1.7mm 3vdc-12 volt Universal AC/DC Power Adapter USB Port | 8 Reversible Polarity Positive or Negative Tips Center Tip 3v 4.5v 5v 6v 7.5v 9v 12v 1a Transformer 5.5mm 2.5mm 2.1mm 3.5mm 4.0mm 5.0mm 1.7mm
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UL Listed 9V 1A Power Supply 9V DC Power Adapter with 5.5x2.5mm DC Barrel,3 Meter Cable for Router,Light Strip,Midi Pedalboard,LED lamp,Camera,Power Toys,Portable DVD Player,Music Players,Black UL Listed 9V 1A Power Supply 9V DC Power Adapter with 5.5x2.5mm DC Barrel,3 Meter Cable for Router,Light Strip,Midi Pedalboard,LED lamp,Camera,Power Toys,Portable DVD Player,Music Players,Black
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Goaycer 12W AC DC Multi Voltage Universal Power Adapter ,3V 4.5V 5V 6V 7.5V 9V 12V 1A for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices Goaycer 12W AC DC Multi Voltage Universal Power Adapter ,3V 4.5V 5V 6V 7.5V 9V 12V 1A for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices
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AUTOTOOLHOME AC/DC Adapter 3-12V 1A Adjustable Power Supply Motor Speed Controller AUTOTOOLHOME AC/DC Adapter 3-12V 1A Adjustable Power Supply Motor Speed Controller
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Belker 12W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Adapter Power Supply for Household Electronics Routers Speaker Smart Phone Tablet CCTV IP Cameras - 1000mA Belker 12W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Adapter Power Supply for Household Electronics Routers Speaker Smart Phone Tablet CCTV IP Cameras - 1000mA
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IBERLS AC to DC 9V Power Adapter Cord, Arduino Power Supply for UNO R3 / Elegoo UNO R3 / IEIK UNO R3 / MEGA 2560 R3 and More (Gift 4 Connectors) IBERLS AC to DC 9V Power Adapter Cord, Arduino Power Supply for UNO R3 / Elegoo UNO R3 / IEIK UNO R3 / MEGA 2560 R3 and More (Gift 4 Connectors)
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Goaycer 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Power Adapter Charger with 8 Selectable Adapter, Muti Voltage Switching Power Supply for Household Electronics and LED Strip 1A 2A (2000mA Max) Goaycer 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Power Adapter Charger with 8 Selectable Adapter, Muti Voltage Switching Power Supply for Household Electronics and LED Strip 1A 2A (2000mA Max)
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Reviews

1. Zolt 12W Universal AC DC Adapter Power Supply for Household Electronics Routers Speakers LCD CCTV Cameras with Multi Voltage 3V 4.5V 5V 6V 7.5V 9V 12V 1A 1000mA Output

Feature

Uiversal AC/DC Adapter - Input:100-240V 0.3A 50/60Hz, Output: 3V 4.5V 5V 6V 7.5V 9V 12V. Multi safety PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
Multifunctional Power Supply - Made by premium Material, 5 feet DC power cord, adding a Micro USB plug, so it can charge many micro USB smartphones and cameras.
All-in-one Power Adapter - This 12W replacement ac adapter comes with 8 interchangeable tips, which makes it fits 90% of AC/DC home appliances, Such as 3V to 12V Household Electronics, Tablet PC, Scales, Routers, CCTV camera system and so on.
New 12W AC Adapter - VI Level Energy Efficiency: Average 90% energy conversion efficiency, friendly to our earth.
Important Note - DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible.

Description

New Zolt 12W Multi Voltage AC DC Power Supply Adapter for 3v to 12v Small Household Electronics
Multifunctional/ universal AC DC adapter, ideal for charger replacement, upgrade and spare power needs.

Product Features
Include worldwide input, regulated accurate output in multiple voltages, 8 adapter plugs.
Money saver, this adapter can largely save your space and the one can replace a lot chargers.
Adjustable variable Multi-Voltage power supply, lots of options, meet your various needs.

Power Spec.
Input: 100-240V 0.3A 50-60Hz
Output: 3V 4.5V 5V 6V 7.5V 9V 12V 1000mA
Dc cord: 5 feet=150cm
Adapter Tips: 8 pcs

Tips Spec.
z1: 5.5*2.5mm
z2: 5.0*2.1mm
z3: 4.8*1.7mm
z4: 4.0*1.7mm
z5: 3.5*1.35mm
z6: 3.0*1.1mm
z7: 2.5*0.7mm
z8: 1 x Micro USB

Usage Notice
DC polarity: inner Positive(+), outer Negative(-). It is NOT compatible with devices that require Central Negative (-) Polarity.
The wrong polarity would cause some damage to your device, you can check your device polarity information printed beside the power port.
This AC adapter doesn't work with devices Over 12W.
If the required voltage is not in the options, please choose the close voltage. For example, if you device needs 5.5V, you can choose 5V or 6V.

Package Included
1 x 12W Universal ac adapter
1 x switch key
8 x DC adapter tips

Apply to
This universal power supply applies to all your wireless receivers, printers, chess set, LED base, games consoles, paper shredder, DVD players, radios, speaker, audiotape recorders and players, electronic gizmos, blood pressure monitor etc.

2. ELEGOO AC 100V-240V Converter Adapter DC 9V 1A Power Supply US Plug 5.5mm x 2.5mm 1000mA Power Adapter Wall Charger Adapter for Arduino UNO MEGA with UL FCC CE Certificate

Feature

UL FCC CE certificate. Fully US Regulated Power Supply Adapter, especially for arduino power supply
Center or Tip is positive, sleeve is negative. Automatically converts international voltages, up to 1A output.
Compatibility: Arduino UNO R3 Mega 2560 1280, Arduino CCTV, Medela 67174 Pump in Styl, Medela Pump in Style 920.7010 9207010, Ameda Lactaline Breast Pump
Widely used in the need for 9V power supply toys, tools and electronic equipment

Description

Model: TSL-0901
Input: 100V~240V , 50~60Hz
Output: DC 9V 1A / 1000mA
DC plug size Outer Diameter: 5.5mm . Inner Diameter: 2.5mm(compatible with 2.1mm)
Plug Specifications: US Plug
Power Supply with LED indicator
Line length: 1.5M
The adapters Connector: inside positive (+) . outside negative (-)

Package Include :
1 X 9V 1A Power Supply Adapter

3. Cinolink 9V1A UL/FC Certified, Power Adapter for Arduino, AC DC 9V 1A, 100V-240V, Supply 5.5/2.1Mm Plug US, 160Cm Cable [2-Pack]

Feature

[2-Pack]9V 1A Power Adapter for Arduino
2-flat-pin plugUS plug,Cable length: 1.6 meter,
Input: 100~240V, 50/60Hz;Output:DC 9V, 1A,Center pin is positive
FCC Certified, FCC ID Number: E0706033F
UL Certified,UL Certificate Number: E310.45.3KZS

Description


High quality switching 'wall wart' AC to DC 9V 1000mA wall power supply manufactured specifically for Electronics.
These are switch mode power supplies which mean the output is regulated to 9V and the capable output current is much higher (1000mA!).
These will power most projects that don't require more than 1000mA of current.

Features:

Model Number: SAW-0901000
Input: AC 100-240V, 50-60Hz
Output: DC 9V 1A,Center pin is positive
DC Plus Dimension: 5.5mm * 2.1mm
Barrel length : 10mm
Cable length: 160cm
FCC Certified, FCC ID Number: E0706033F
UL Certified,UL Certificate Number: E310.45.3KZS
Note: Please make sure the DC output and tip size of ac adapter are accordant before you buy.
Condition : Brand New Replacement AC Adapter, 100% NEW Product Compatible!

4. 3vdc-12 volt Universal AC/DC Power Adapter USB Port | 8 Reversible Polarity Positive or Negative Tips Center Tip 3v 4.5v 5v 6v 7.5v 9v 12v 1a Transformer 5.5mm 2.5mm 2.1mm 3.5mm 4.0mm 5.0mm 1.7mm

Feature

Multi-Voltage 12 Watt (12w/1-amp) replacement switching power adapter supply compatible with 1000s of small electronic devices using requiring 3 volt, 4.5 volt, 5 volt, 6 volt, 9 volt, or 12 volt up to 1.0a or 12 watts including many Electronics, Tablets, Routers, Smart Phones, Speakers, Monitors, TVs, LCDs, Cameras & Other USB Port Charging up to 12watt 1000ma with US 120 volt Plug
Includes 8 Interchangeable DC Tips/Plugs of the most popular sizes: 5.5mm x 2.5mm / 5.5mm x 2.1mm / 5.0mm x 2.1mm / 3.5mm x 1.35mm / 4.0mm x 1.7mm/ 2.5mm / 3.5mm / 2.5mm x 0.7mm. Please make sure your device is one of these size jacks on it for proper fit and the standard center positive polarity. New Upgraded model comes with a USB port built in
NEW model now has REVERSIBLE DC Tip Polarization - Both Center/Inside/Middle Tip Positive (+) Outer/Outside Tip Negative (-) and Inside/Center Negative (-) Outer/Outside Positive (+) Can be Set by Removing Tip and Placing it in Opposite Position. This allows for maximum device compatibility as it can be set to operate in both center tip pos and center tip neg polarities. Please be sure to verify your device polarity, tip size and voltage before purchasing.
Voltage is easy to change by the switch on the side of the adapter. Be sure you're using the correct VOLTAGE & POLARITY for your device before plugging it in. If you are not sure please use the "Customer Questions & Answers" section below before purchasing and provide your product brand, model, and part number if available and we will try to help verify your device's power requirements.
UL 60950-1 Certified & ROHS Compliant | Input: 110v - 220v AC / Output: 3v - 12v DC - Maximum Current of up to 1a or 12 watts - If your device requires less power, such as 200ma, 300ma, 400ma, 500ma, 600ma, 750ma or any other up to 1000ma it will work with this adapter with a matching tip and proper voltage/polarization

Description

ProTechTrader Universal AC/DC Power Adapter with Multiple Voltage Output (3v-12v) Allows you to easily replace your old wall wort transformer, and allows you the flexibility to use it with multiple devices featuring 8 interchangeable DC tips, with compatibility for 1000s of small electronic devices it can save you a lot of headaches finding the correct plug. New upgraded model includes a USB port built in to the base for convenient charging you Apple iPhone, iPad, Samsung Galaxy Smart Phones, and other Android smartphones & tablets utilizing the industry standard 5 volt USB charging ports along with reversible tip polarity. Both Center/Inside Positive (+) Outer/Outside Negative (-) and Center/Inside Negative (-) Outer/Outside Positive (+) Can be Set by Removing Tip and Placing it in Opposite Position.

It is important you first verify your device's power requirements match the possible voltages available and plugs included with this item before purchasing. All electronics will not be compatible. If you are uncertain make sure you ask first before purchasing.

. UL 60950-1 Certified
ROHS Compliant

Input: 110v - 220v AC
Output:
3v - 12v DC
Max Current:
1 amp

Polarity: Center Positive or Center Negative - BE SURE TO INSTALL TIP CORRECTLY MATCHING POLARITY ON YOUR DEVICE.

Included Tip Sizes:
2.5MM (Micro Headphone/Phono Style)
3.5MM (Mini Headphone/Phono Style)
2.5mm*0.7mm
3.5mm*1.35mm
4.0mm*1.7mm
5.0mm*2.1mm
5.5mm*2.1mm
5.5mm*2.5mm

Please Note: It is important to verify the tip size and power requirements for your device. If you are not sure please contact us with your product brand & model help.

5. UL Listed 9V 1A Power Supply 9V DC Power Adapter with 5.5x2.5mm DC Barrel,3 Meter Cable for Router,Light Strip,Midi Pedalboard,LED lamp,Camera,Power Toys,Portable DVD Player,Music Players,Black

Feature

UL listed 9V 1A power adapter dc adapter power cord with 5.5x2.5mm DC jack,3 meter power cord for portable dvd players,router,led lamp,cctv camera,led ligth strip,dvr,scanner,cable receiver box,tools and other portable electronic equipment products
Input: AC100-240V 50/60Hz;Output: DC9V,1000mA
Center positive; DC barrel size: 5.5x2.5mm
DC Cable material:24AWG Copper.
Please make sure DC Jack size and voltage and it is center positive before purchase

Description

Input: AC100-240V 50/60Hz
Output: DC9V,1000mA
DC Cable: 24AWG Copper and cable length:3 Meter
US plug
DC Jack:5.5*2.5*10mm

6. Goaycer 12W AC DC Multi Voltage Universal Power Adapter ,3V 4.5V 5V 6V 7.5V 9V 12V 1A for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB Charging Devices

Feature

DC Plug Polarity for this AC adapter: --- inner Positive(+), outer Negative(-). The Polarity is not compatible ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying. Any using problems, please contact us before returning. We always stand behind.
The Power Adapter output current: Max 1.2A/1200mA --- it means that it can supply with all amperage which smaller than 1.2A. ------- such as 200mA, 300mA, 400mA, 500mA, 600mA, 750mA,800mA ,900mA,1000mA,1200mA all is available , For example If your device drawing the current only needs 800mA then only 800mA will be supplied. However, if you needed more than 1.2A then you will get 1.2A also.
The Multi Voltage DC power adapter perfect to power up portable DC Powered or Battery Operated Electronic Devices, Such as MP3, Portable DVD,Portable CD player,Router, Radio, Speaker,bluetooth speaker, CCTV camera LCD, Children Toys,LED strips and other electronic Devices.
Goaycer universal DC power adapter Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Output current: Max 1.2A, ---- It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc
What You Get: ---- Goaycer 12W Universal DC power adapter(Cable length: 44inch/1.1Meter),6 DC plug,1 Micro USB,1 DC connector junk, 1 little key,welcome guide, our 12-month worry-free warranty and friendly customer service.

Description


Goaycer universal AC Power adapter with 12Month worry-free warranty and friendly customer service.

Universal Adapter Input: AC 100V~240V 0.25A 50/60Hz
DC Adapter Output voltage: 3V/4.5V/5V/6V/7.5V/9V/12V
DC Output Current: Max 1.2A(1200mA)
Wire cable length:44inch/1.1M

The DC power supply rated max amperage 1.2A , means that it can supply with all amperage which smaller than 1.2A.
such as 0.2A, 0.3A, 0.4mA, 0.5A, 0.6A, 0.75A,1A,1.2A all is available ,
For example If your device drawing the current only needs 0.6A then only 0.6A will be supplied.
However, if you needed more than 1.2A then you will get 1.2A also.

Connector DC plug Size :
Tip1: 5.5x2.5mm
Tip2: 5.5x2.1mm
Tip3: 4.0x1.7mm
Tip4: 3.5x1.35mm
Tip5: 3.0*1.1mm
Tip6: 2.5*0.7mm
Tip7: Micro USB
Tip8: DC connector junk
[IMPORTANT] DC Plug Polarity: ---- inner Positive(+), outer Negative(-). The Polarity is not compatible ALL Devices.
Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying. If Any problems, please contact us in anytime.

Caution:
1,The dc power adapter NOT compatible with laptop or other high power equipment;
2,Polarity is irreversible. DC Plug Polarity: inner Positive(+), outer Negative(-).
3.Choose the right DC output voltage. (Take the screwdriver set the ACCURATE voltage,
if the arrow is in the middle of the two voltages may also lead to no output issue)
4,Choose the correct adapter tip and make sure that it's firmly attached to the dc input port of your device.
6,Should there is any product quality issue, or not sure whether this item would work for you,
please feel free contact us in anytime.

Package include:

1 x 12W Universal AC DC Power Adapter
6 x DC Plugs
1 x Female Micro USB connetor
1 x Female connector junk.
1 x little key

7. AUTOTOOLHOME AC/DC Adapter 3-12V 1A Adjustable Power Supply Motor Speed Controller

Feature

Input voltage:AC 110V-240V;Output voltage:DC 3-12V(Adjustabble)
For LED Strip, Wireless Router, DSL Modem, Network Hub, Switch, Security Cameras,DC motor
Important Note: The polarity of DC plug is inner Positive(+), outer Negative(-). Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying. Any problems, please contact us at any moment.
DC3V 5V 6V 9V 12V power supply for electric fan,electric drill,electric fan speed controller
High efficiency, low power consumption, high stability, overpressure, over current, overload short circuit protection

Description

Features
100% quality and Brand new.
Application: For LED Strip, Wireless Router, DSL Modem, Network Hub, Switch, Security Cameras,DC motor
Replace your old or damaged adapter with this AC 100-240V to Adjustable DC 3-12V 1A Power Adapter.
Note: Please pay attention to the voltage before ordering.

Specification
Input: 100 - 240 VAC
Output:3-12V DC, 1.0A
Output Plug: 5.5mm(0.22") Outer Diameter, 2.5mm(0.1") Inner Diameter Center

Package Includes
1 x US plug DC power supply

(Packed Safely in Bubble Bag.)

8. Belker 12W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Adapter Power Supply for Household Electronics Routers Speaker Smart Phone Tablet CCTV IP Cameras - 1000mA

Feature

This AC/DC adapter output is 3V 4.5V 5V 6V 7.5V 9V 12V 1A Max. 12W. It is easy to set the voltage to fit for different device by a little key.
This universal AC adapter can apply to most appliances which the rating input voltage is from 3V to 12V and rating power is equal to or less than 12W.
Equipped with 8 premium adapter plugs[including a micro-USB plug], these different plugs are fit for many different small household electronics. It is an useful spare part for your various devices.
The adapter is very durable and easy to operate. It is with multi safety protection and secure to use. Higher energy efficiency, friendly to the earth.
Important Note: The polarity of DC plug is inner Positive(+), outer Negative(-). Polarity is irreversible, please check carefully before buying.

Description

Belker 12W Multi Voltage AC DC Adapter Switching Power Supply for 3v to 12v Small Household Electronics Devices
Multifunctional universal AC DC adapter, ideal for charger replacement, upgrade and spare power needs.

Product Features
Money saver, this adapter can largely save your space and the one can replace a lot chargers.
Adjustable variable multiple voltages power supply, lots of options, meet your various needs.

Power Spec.
Worldwide Input: 100-240V 0.3A 50-60Hz
DC Output: regulated 3V 4.5V 5V 6V 7.5V 9V 12V 1000mA
Dc cord: 5 feet
Tips: 8 pcs adapter plugs

Tips Spec.
5.5*2.5mm
5.0*2.1mm
4.8*1.7mm
4.0*1.7mm
3.5*1.35mm
3.0*1.1mm
2.5*0.7mm
Micro USB plug

Important Note
DC polarity: inner Positive(+), outer Negative(-). It is NOT compatible with devices that require Central Negative (-) Polarity.
The wrong polarity would cause some damage to your device, you can check your device polarity information printed beside the power port.
This AC adapter doesn't work with devices Over 12W.
If the required voltage is not in the options, please choose the close voltage. For example, if you device needs 5.5V, you can choose 5V or 6V.

Package Included
1 x 12W Universal ac adapter
1 x switch key
8 x DC adapter tips

Work with
This universal power supply applies to all your android phone HDMI Converter Bluetooth headphone baby monitor Kids 4 wheeler wireless receivers printers chess set LED strip light base games consoles paper shredder DVD players speaker audiotape recorders and players electronic gizmos blood pressure monitor cellphone Webcam DVR Baby Swing Electrical toys Printers.

9. IBERLS AC to DC 9V Power Adapter Cord, Arduino Power Supply for UNO R3 / Elegoo UNO R3 / IEIK UNO R3 / MEGA 2560 R3 and More (Gift 4 Connectors)

Feature

Input: 100-240V AC, 50-60Hz, Wide voltage design, Almost all countries contain civil voltage range, This product is widely used, application products such as: Arduino Uno R3, Elegoo MEGA 2560 R3, Elegoo UNO R3 and more.
Output: 9V Max 1A/1000mA, it means that it can supply with all amperage which smaller than 1A. ---such as 200mA, 300mA, 400mA, 500mA, 600mA, 750mA,800mA ,900mA all is available , For example If your device drawing the current only needs 800mA then only 800mA will be supplied. However, if you needed more than 1A then you will get 1A also.
Certified by FCC CE ROHS, We focus on producing high quality power adapters, No noise, low temperature operation, no spontaneous combustion, no explosion, no fire hazard, provide stable output, And to provide you with 1 year after-sales warranty service.
Does not apply to Brother P-touch Label Maker
Comes with connector: 5.5*2.1mm Polarity: positive (+) center, In order to meet your more requirements,We will gift you $ 5 worth of 4 connectors to you, Gift connector: Universal interface/4.0*1.7mm/3.5*1.35mm/5.5*2.5mm

Description

IBERLS power supply adapter
Focus on high quality power supply manufacturers

Energy efficient
3 IC synchronous rectification Conversion efficiency greater than 80%,Achieve six energy efficiency

Excellent Security
Encountered over-current, over-voltage, overload, short circuit and other issues,Automatically enter the protection state,Protect product safety

Real achievable output
Input: 100-240V AC,50-60Hz
Output: 9V 1A max
Comes with connector: 5.5*2.1mm Gift connector: Universal interface/3.5*1.35mm/4.0*1.7mm/5.5*2.5mm Polarity: positive (+) center

Applicable Products
Arduino Uno R3, Elegoo MEGA 2560 R3, Elegoo UNO R3, and more
Does not apply to Brother P-touch Label Maker

requires attention
Make sure that the output required for your product is no more than 9V 1A, Otherwise it is not applicable

10. Goaycer 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Power Adapter Charger with 8 Selectable Adapter, Muti Voltage Switching Power Supply for Household Electronics and LED Strip 1A 2A (2000mA Max)

Feature

Goaycer Universal AC to DC Adapter : AC Input:100-240V 0.25A 50/60Hz, DC Output:3V 4.5V 5V 6V 7.5V 9V 12V. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature.
Goaycer Multi-function Adapter: Save your space and can replace a lot adapters.Fitting for lots of compatible small household electronics,such as pedals, kids toys, wireless receivers, printers, game consoles, Security Product, Routers, Digital Product, printers, LED Strip Lights, electronic gizmos, rowing machine, GPS, USB Charging Camera, Speakers,3V to 12V Small Home Electronics,etc...
Polarity is Irreversible: All the DC Plug for this DC adapter is Center Positive:inner Positive(+), outer Negative(-).The DC power adapter is not compatible all devices. Some device requires inner Negative(-) and outer positive(+) (totally opposite), please check carefully before buying.
[Choose Correct Voltage before Powering] Small household appliances usually don't have circuit protection, if with the wrong voltage, may damage your device. It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc
The Power Adapter output current: Max 2A/2000mA --- it means that it can supply with all amperage which smaller than 2A. ------- such as 200mA, 300mA, 400mA, 500mA, 600mA, 750mA,800mA ,900mA,1000mA,1200mA ,1500mA 1800mA 2Aall is available , For example If your device drawing the current only needs 1.8A then only 1.8A will be supplied. However, if you needed more than 2A then you will get 2 Amp also.

Description

Goaycer universal AC Power adapter with 12Month worry-free warranty and friendly customer service. Universal Adapter Input: AC 100V~240V 0.25A 50/60Hz
DC Adapter Output voltage: 3V/4.5V/5V/6V/7.5V/9V/12V
DC Output Current: Max 2A(2000mA)
Wire cable length:110 cm( 44inch)

The DC power supply rated max amperage 2A , means that it can supply with
all amperage which smaller than 1.2A. such as 0.2A, 0.3A, 0.4mA, 0.5A, 0.6A, 0.75A,1A,1.5A 1.8A 2A all is available ,
For example If your device drawing the current only needs 1.8A then only 1.8A will be supplied.
However, if you needed more than 2A then you will get 2A also.

Connector DC plug Size :
Tip1: 5.5x2.5mm
Tip2: 5.5x2.1mm
Tip3: 4.0x1.7mm
Tip4: 3.5x1.35mm
Tip5: 3.0*1.1mm
Tip6: 2.5*0.7mm
Tip7: Micro USB
Tip8: DC connector junk
[IMPORTANT] DC Plug Polarity: ---- inner Positive(+), outer Negative(-). The
Polarity is not compatible ALL Devices. Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying.
If Any problems, please contact us in anytime.

Caution:
1,The dc power adapter NOT compatible with laptop or other high power equipment;
2,Polarity is irreversible. DC Plug Polarity: inner Positive(+), outer Negative(-).
3.Choose the right DC output voltage.
4,Choose the correct adapter tip and make sure that it's firmly attached to the dc input port of your device.

Package include:
1 x Universal AC DC Power Adapter
6 x DC Plugs
1 x Female Micro USB connetor
1 x Female connector junk.
1 x little key

Conclusion

By our suggestions above, we hope that you can found the best ac dc 9v 1a for you. Please don't forget to share your experience by comment in this post. Thank you!