TP4056 is a complete constant-current/constant-voltage linear charger for single-cell lithium-ion batteries. No blocking diode is required due to the internal PMOSFET architecture and has prevented to negative Charge Current Circuit

Tp4056 1a li-ion lithium battery charging module charging board charger tp 4056 - mini USB

Package content: 1 tp4056 1a li-ion lithium battery charging module charging board charger tp 4056 - mini usbOperating Voltage: 4.5 to 5.2V

Charging Current(adjustable): 1A

Over-Current Protection: 3A

Input Interface: Micro USB

Thermal Protection: Yes

Full Charge Voltage: 4.2V

Under-Voltage Protection: 2.5V

Operating Temperature:

Dimension(LxWxH): 29x17.5x4mm

Weight: 2g