High Performance UPS Mobile Power Expansion Board W/RTC Power 18650 Battery Module for Raspberry Pi 4B/3B+/3B

Features:
RTC Independent Clock
Current and Voltage Reading
Battery Indicator
Programmable reading of battery voltage in OSNot Batteries voltage
Charging Status LED indicator
LED remaining battery prompt
Replaceable battery solution
Suits for Raspberry Pi 4B/3B+/3B
Extended Two USBA port power output
Extended type C port power output
Output overcurrent protection
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
Built-in power path management, support side-loading
Support load high current line compensation function
Adaptive charge current regulation to match all adapters
Support LED power display
Button boot: UPS will start when the button is pressed
Low power consumption
Multiple protection, high reliability
Output overcurrent, overvoltage, short circuit protection
Input overvoltage, overcharge, overdischarge, overcurrent discharge protection
Machine over temperature protection

Package Includes:
1* UPS
4* M2.5 copper stick
4* M2.5 screws
4* M2.5 long copper stick
4* M2.5 nuts
1* Acrylic shield