5V microUSB 1A 18650 Lithium Battery Charging Board Charger Module+Protection. This versatile charger module is based on TP4056 IC, a constant-current/constant-voltage linear charger chip for single cell lithium-ion batteries. This charger module can be powered from USB or wall adapter. This module features include current monitor, under voltage lockout, automatic recharge and two status LED to indicate charge termination and the presence of an input voltage.
- High Quality double side PCB design.
- Charge mode – Linear charging.
- Charges Single Cell Li-Ion Batteries Directly from USB Port.
- Charging Current: Preset to 1A max. (with R3=1.2KΩ).
- C/10 Charge Termination.
- Preset 4.2V Charge Voltage with 1.5% Accuracy.
- Input voltage: 4.5V-5.5V.
- Full charge voltage: 4.2V.
- Led indicator- red is charging, blue is full charged.
- Power Input interface: micro USB and terminal pin.
- Work temperature: -10℃ to +85℃.
- Built-in protection circuit.
- Size- small to 25x19x1mm.