[Features]: Lithium-ion battery nominal voltage 3.7V, fully charged 3.7V, capacity 80mAh. Built-in Seiko battery protection module to prevent overcharging and short circuit of this battery
[Connector type]: Jst pitch 1.25 mm, 2 pins, wire length: 50 mm
[Notice]: Check the polarity of the battery against the old battery before replacing it. Red wire connection power supply plus "+", black wire connection power supply negative pole "-". If is reversed, the position of the interchange wire is required.