KKmoon Micro USB 5V 1A Lithium Battery Charging Board Charger Module 5V 2A Li Lon Battery Protection Module Charge Discharge Controller

Features:
Lithium Charging Module - input with micro-USB female head, you can directly input the rechargeable lithium battery connected to the mobile phone charger. And still retain the input voltage of the pad, can be very convenient for DIY. Charging cutoff voltage: 4.2V +/- 1%; Maximum charging current: 1000mA.
TP4056 Charging Module - input voltage: 5V; battery overdischarge protection voltage: 2.5V; battery overcurrent protection: 3A. Connect the battery to B + B- and insert the USB master phone charger. The red indicator means charging and the green indicator means full. When charging, disconnect the load OUT terminals on the positive and negative terminals. Please follow the