CHENBO 10 Pcs 5V Micro USB 1A 18650 TP4056 Lithium Battery Charging Board with Protection Charger Module
<p>Input voltage: 5V<br> Charging cut-off voltage: 4.2V ± 1%<br> Maximum charge current: 1000mA<br> Battery over-discharge protection voltage: 2.5V<br> Battery overcurrent protection current: 3A<br> Board size: 2.6 * 1.7CM<br> <p>Note: The first time you access the battery, it may no voltage between the output OUT + and OUT-, then access 5V voltage charge your energy can activate the protection circuit, and the battery from the B + B-, then draw a line on the short open also need recharged to activate the protection circuit. Note that the charger must be able to output 1A or more to do when using a mobile phone charger input, or may not charge<br> + MICRO USB female and next - pads for the power input, access 5V. B + positive then the lithium battery, B- then negative lithium batteries. OUT + and OUT- connected to the load, such as positive and negative electrodes connected mobile booster plate or other load.<br> <p>Package:10 pcs<br>