ThePico-UPS- a dedicatedUPS (Uninterruptible Power Supply)module designed for Pico. It incorporates -po battery switching charger with power path management, and voltage/current monitoring chip, allows monitoring the battery operating status via I2C bus. What's more, the male pin header possible to "stack" other modules on top.Standard Pico header, supports Pico series boardsIncorporates -po battery switching charger with path management, more stable power supplyI2C bus communication, monitoring the battery voltage, current, power, and remaining capacity in real timeMulti battery protection circuits: over charge/discharge protection, over current protection, short circuit protection, and reverse protection,more safe and stableOnboard recharging indicator, power indicator, easy to check the battery status English manual (for Pico C/C++ and MicroPython examples) English Manual:..//Pico-UPS-BRECHARGE VOLTAGE: 5VCONTROL BUS: I2CBATTERY SUPPORT: 600mAh 3.7V -po batteryDIMENSIONS: 60 x 21mmModel Number: for pico w soldered Pins 2022 wifi case extension boardDemo Board Type: ARMcolor:As shownMaterial:PC+metalPackage Contents:1 x 5V I2C UPS ModuleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.