Power Pack Pro UPS HAT Lithium Battery Expansion Board For Raspberry Pi Charging

Overview This is a power expansion Board especially designed for Raspberry Pi which enables to use the Raspberry Pi with a moveable power source Its more convenient to use external 3 7V Lithium battery or 3 7V 18650 Lithium battery Features Supports I2S Output with CapacityVoltage Reading Function provide algorithms and examples Support Raspberry pi or AndroidApple Phone or Pad or other electronic device charging Supports charging while discharging Very stable the maximum output current can up to 1 8A while charging but the chip heat will become larger maybe you can place a external heatsilk on clip With 4 LED power indicator Standard dimension of Raspberry Pi HAT Two power supply modes GPIO power output and USB power out Removable battery The external lithium battery requirements 3 7V lithium battery The battery is not included Built in power path management perfect support charging While discharging Intelligent 3 stage charging trickle constant current constant voltage it can effectively extend the battery life Maximum discharge current 2A Maximum charge current 2A Output protection overcurrent short circuit undervoltage protection Input protection overvoltage overcharge undervoltage protection Package Included 1x Lithium Battery Expansion Board