Waveshare UPS HAT (D) for Raspberry Pi, Supports 21700 Li Battery (NOT Included), 5V Uninterruptible Power Supply, Pogo Pins Connector, Supports Charging & Power Output At the Same Time

Adopts pogo pins connector design, compatible with Raspberry Pi 3 / 3B+ / 4B, etc. I2C bus communication, monitoring the batteries voltage, current, power, and remaining capacity in real time
Onboard Li battery charging chip, with dynamic path management, more stable power supply. Onboard MCU management, supports detecting power connection and booting the Pi
Multi battery protection circuits: over charge/discharge protection, over current protection, short circuit protection, more safe and stable
Onboard LED indicators for monitoring the battery operating status. Supports displaying battery level on the system, easy to check the battery remaining capacity
Onboard boost converter chip for stable 5V power output. Provide with online development resources and manual(Obtain from 24hour customer service)