20Pcs TP4056 Micro USB 5V 1A Lithium Battery Charging Protection Board TE585 Lipo Charger Module

Specification: Product name: Lithium Battery Charging Board Input voltage: 5V Maximum charging current: 1000 mA Charge cut-off voltage: 4.2 V + / - 1% Battery overcharge protection voltage: 2.5 V Battery over-current protection current: 3 A Input interface: micro USB Size: 27mm x 17mm How to Use: 1. Input port with micro 5pin USB female, can directly use mobile charger for input to the lithium battery,and still retain the input voltage wiring solder joints, can be very convenient. 2. Connect the battery to B + B - , insert mobile phone charger to the USB Female then red light is charging and green is full of charged. Package includes: 20 x Lithium Battery Charging Module (battery not included) Note: We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. All dimensions are measured by hand, please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm). There Are No Instructions Included In This Kit. Professional Installation Is Highly Recommended!