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Feature
Charges any 3.7V Li-ion Rechargeable Battery Packs. (Not for charging individual Li-ion unprotected cells)Packs must have a built-in PCB (Protection Circuit Board)
Intelligent Smart Charger. Power cuts off when full.
Status light indicates charging status. Red if charging. Green when full.
Standard 5.25mm x 2.5mm power connector. 4.2V 1A Power Output. Standard US power plug