Features: Brand new and high quality Keep your devices powered up without interruptions using the UPS HAT module. Stay connected and worry free. Seamlessly switches between power sources and charge batteries simultaneously with this reliable power supply solution. Designed for electronics enthusiasts, engineers who need a stable power supply for their projects and devices. Use the UPS HAT in various applications such as home automation system, wireless routers, and monitoring cameras. Enjoy uninterrupted performances. Compact and efficient, the UPS HAT ensures the safety and stability of your devices. Say goodbye to data loss and enjoy seamless operation. Specifications: Material:PCB Output voltage: 5V Control interfaces: I2C Battery specification: 5000mAh 21700 batteryx2 (parallel) Charging power supply: 5V (Type-C interfaces) Size: Approx.56x85mm/2.2x3.35inch Diameter of through hole: 3.0mm Package Includes: 1x Power Supply Module note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.