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Note: This item comes unassembled,soldering of headers is required.Lithium battery is not included, battery may be purchased here: https://www.amazon.com/dp/B07CXNQ3ZR. Link to download English documentation and pinout diagram: https://www.adrive.com/public/drzr3P/datasheet%20F000905.rar, https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series; If you want to choose CP210X driver, this is the Link for download CP210X driver: http://www.heltec.cn/the-product-data-of-wifi-kit-series-download/?lang=en
ESP32 lora development board with 868/915MHz antenna , it supports Sniffer, Station, softAP and Wi-Fi Direct modes. LoRa remote modem, 868/915MHz frequency, about -139dBm high sensitivity, +20 dBm power output
High reliability, transmission distance (measured open area communication distance 2.8Km); Receiver sensitivity up to - 139 dBm,UDP continues to throughput by 135 Mbps
ESP32 oled display , 0.96-inch blue OLED display, lithium battery charging circuit and interface, CP2102 USB to serial chip.
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Description

Description:
WIFI Kit series is the new development cost-effective networking program of our company, the main chip using Lexin ESP32, Tensilica LX6 dual-core processor, clocked at 240MHz, computing power up to 600DMIPS, chip built-in 520 KB SRAM, 802.11 b / g / N HT40 Wi-Fi transceiver, baseband, protocol stack and LWIP, integrated dual-mode Bluetooth (traditional Bluetooth and BLE low power Bluetooth).
This product is based on the WIFI Kit 32 added SX1276 chip, that is, LoRa remote modem, 868/915MHz frequency, about -139dBm high sensitivity, +20 dBm power output, high reliability, transmission distance (measured open area communication distance 2.8Km).
Onboard 32MByte Flash, Wi-Fi antenna, 0.96-inch blue OLED display, lithium battery charging circuit and interface, CP2102 USB to serial chip, the perfect support for Arduino development environment, can be very simple and fast for program verification and product development.

Specification:
Operating voltage: 3.3V to 7V
Operating temperature range: -40 C to + 90 C
Supports Sniffer, Station, softAP and Wi-Fi Direct modes
Data rate: 150 Mbps 11n HT40,72 Mbps 11n HT20,54 Mbps 11g, 11 Mbps 11b
Transmit power: 19.5 dBm 11b, 16.5 dBm 11g, 15.5 dBm 11n
Receiver sensitivity up to - 139 dBm
UDP continues to throughput by 135 Mbps

Antenna:
Connector type: ipex
Band definition: 868-915MHz
Standing wave ratio: andlt;= 1.5
Gain: 3dBi
Maximum power: 10W
Input impedance: 50

Package Including
1 * ESP32 Development Board with OLED
1 * 868/915MHz Antenna
1 * Pin sticker
2 * Pin headers