Upgraded UPS Power Module Expansion Board for Raspberry Pi 4B/3B/3B+(Plus)

Description This is an uninterruptible power supply for the Raspberry Pi 4B 3B 3B It provides enough power for the Raspberry Pi to make your Raspberry Pi still work while moving and its design is so smart that you can get rid of troubled of a mass wire This UPS can provide you with the operation of replacing the battery yourself It can use most of the 18650 standard batteries and fully comply with the battery characteristics in terms of battery life In addition the power display provided on the circuit board is also very user friendly The illuminated LED light can quickly show the remain power and support the discharging while charging You can directly connect to the external power supply for charging At the same time the Raspberry Pi will not be turned off Features LED remaining battery prompt Replaceable battery solution Support Raspberry Pi 3B 3B 4 85v 1 7A8 25W output capability Extended Two USBA port power output Output overcurrent protection Thimble output to avoid occupying GPIO Tap to boot long press to shut down Support the charge and discharge power display The battery holder can be quickly replaced Synchronous switch charge and discharge 2 4A synchronous boost conversion 2 1A synchronous switch charging Built in power path management support side loading Support load high current line compensation function Adaptive charge current regulation to match all adapters Charging voltage accuracy 0 5 Support LED power display Button boot