This is a 5V /1A lithium battery charging board, it can powered by a micro usb cable. There are two leds on board, when the red led light up, it shows that battery is on charging, and the green led will light up with red one light off when the battery is fully charged!
Charging method: linear charge 1%
Charging current: 1A
Charging accuracy: 1.5%
Input voltage: 4.5V-5.5V
Full charge voltage: 4.2V
Charging indicator: red charging Green fully charged
Input Interface: MicroUSB
Operating temperature: -10 ℃ to + 85 ℃
Sizes: 25(length)*20(width) mm
Micro USB 5V 1A Lithium Battery Charging Board x 1
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