ESP32 Shield Battery WeMos 18650 Battery ShieldModel: WeMos 18650 Battery ShieldBrand: OEMCompatibility: ESP8266, ESP32, Arduino, Raspberry Pi, sensors and modulesOvercharge and underchargeprotection Micro USBcharging connector Charging Current: 0.5A1 switch for USBoutput control Input voltage:5 to 8V3 output interfaces 3V 1A3 output interfaces 5V 2ALED charge indicator (Green for full charge / Red for discharged)Composition: Phenolite Board, and Electronic ComponentsOrigin: ChinaSize: 98mm Width x 29mm Length x 10mm HeightWeight: 30g