diymore 15PCS TP4056 Charging Module 1865O Lithium Battery Charging Board Micro USB Input Interface USB 5V 1A Battery Charger Module Charging Board with Dual Protection Function

TP4056 MICRO USB 5V 1A 18650 Lithium Battery Charger Module Specification: Input interface: MICRO USB The board size: about 2.5 * 1.65 CM Charge cut-off voltage: 4.2 V + / - 1% Maximum charging current: 1A; Battery over-discharge protection voltage: 2.5V; Battery overcurrent protection current: 3A. Usage: 1.MICRO USB female socket and the + - pad next to it is the power input, B+ connects to the positive terminal of the lithium battery, B- connects to the negative terminal of the lithium battery.OUT+ and OUT- connect to the load, you can connect to the positive and negative terminals of the mobile booster board or other loads. 2. Connect the battery to B+ B-, insert the cell phone charging cable to the USB female socket, the red light is on for charging, the blue light is on for full. Applications: Lithium battery overcharge and overdischarge protection board can be used for voltage 3.6V 3.7V and other 1865O, polymer and other lithium battery charging and discharging protection, single or multiple batteries in parallel can also be used.