DescriptionModel Number : WEMOS D1Compale Brand/Model : NoneBrand Name : SZEKSOrigin : Mainland Chinais_customized : NOCompale : PlayStation MoveType : Voltage RegulatorApplication : ComputerBattery Shield V1.1.0 For WEMOS D1 Mini Single Lithium Battery Charging & BoostDescription:You can use D1 mini without usb cable, it\'s really wireless now.Put D1 mini anywhere, using this battery shield and a lithium Battery.Boost, just connect lithium Battery to this shield, power supply for the entire D1 mini system.Charging, when the battery run out, you do not need to unplug the battery, just using usb port to charging.1. Connect to lithium Battery (normal 3.3-4.2V), Connector Type: XH-2 2.54mm2. Charging port (normal 5V)3. Green LED, lights when charging is completed4. Red LED, lights when charging1. J1: setting max charging current, 0.5A or 1A.2. J2: Connect Battery to A0Package Included:1 Pcs Battery Shield V1.1.0 For WEMOS D1 Mini Single Lithium Battery Charging & Boost