Features: UPS-18650Is a specially designed forRaspberryPi (hereinafter referred to as Pi) designed UPS power supply, support the following board models, using a new installation Easy to install, integrated withraspberry pie. Adopt two standard 18650 lithiumbatteries for power supply, support external power plugindetection, support edgeCharge filling put, both pluginthe external power supply, the external power supply unplug the external power supply, Piturn by the lithiumbattery. UPS-18650 through 10 The high-current thimble is connected with the Pi mainboard, and all the Pi without using the microusb data cable is connected to the UPS-18650 when in use. In addition UPS-18650 also integrates Industry electricity meter chipMAX17040G, RTC real-time clock chipDS1307Z +, USB-to-UARTserial chipCP2104,battery indicator,As well as an extra5V output for external use Specifications: Item：UPS18650Lite Battery Power Expansion Board forRaspberryPi 4B/3B+ Charging：5V1A Output：5V3A Package Includes: 1PC UPS18650Lite Battery Power Expansion Board note: Due to the manual measurement, deviationsof 0-1cm may occur. Please make sure you do not mind before you bid. Due to the difference between different monitors, the imagemay not reflect the actual color of the item. Thank you very much!