TP4056 DIY 1A Micro USB Battery Charging Board Charger Module - Blue

This is a 3.7V lithium battery charger module based on TP4056 with Micro USB interface.It is small size and light weight�� especially for a single lithium battery charging. Features: 1. Input voltage: 4.5V ~ 5.5V. 2. Input Interface: Micro USB port (phone used). 3. Charging method: linear charge. 4. A full charge voltage: 4.2V. 5. Charge Current: 1A (default)�� modify the onboard resistor to adjust the charging current according to the table below. 6. Charging accuracy: 1.5%. 7. Charging indicator: Blue LED charging�� Red LED full. 8. Output Reverse: lithium batteries can not reverse. 9. Dimensions: 25 x 19 x 10mm.