Raspberry Pi 4B/3B+/3B X728 V2.1 UPS HAT& Power Management Board with AC Power Loss Detection, Auto On & Safe Shutdown Function

Raspberry Pi 4B/3B+/3B X728 V2.1 UPS HAT& Power Management Board with AC Power Loss Detection, Auto On & Safe Shutdown Function

$20.20
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Note: Not include Raspberry Pi board and 18650 battery ; X728-A2& X708-A1 board must be used together with x728, cannot be used alone Do not apply power to your Raspberry Pi via the Micro USB socket or Type-C socket. Do not use 18650 battery with built-in protection circuit Important:X728 V2.0 changes the direction of the battery polarity. When installing the battery, you must check and confirm the positive and negative poles. X728 V2.1 is released at 26th Sep. 2021. New add a buzzer controled by CPIO20 DC jack is changed from DC5525 to DC5521.   WiKi: raspberrypiwiki.com/X728   Overview: The X728 is an advanced uninterruptible power supply expansion board for all current models of the Raspberry Pi using a 40 pin header. It provides 5.1V 6000mA Power Backup for even the most demanding Raspberry Pi set ups, intelligent and safe power management, safe shutdown,AC power loss/ power adapter failure detection , auto

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