McIgIcM 5pcs Micro USB 5V 1A 18650 TP4056 Lithium Battery Charger Module Charging Board with Protection Dual Functions 1A Li-ion
1. MINI USB input terminal with a female, can be directly input to do with the phone charger rechargeable lithium battery, And still retains the input voltage wiring pads, can be very convenient DIY.<br> 2. It can be used for voltage 3.6 3.7V, etc. 18650, polymer and other lithium battery charge and discharge protection.<br> 3. Input voltage: 5V<br> 4. Charging cut-off voltage: 4.2V <br> 5. Maximum charge current: 1000mA<br> 6. Battery over-discharge protection voltage: 2.5V<br> 7. Battery overcurrent protection current: 3A<br> 8. Board size : 17.16 mm x 26.17 mm