Geekworm Raspberry Pi 4B/3B+/3B X735 Power Management with Safe Shutdown Auto Cooling Expansion Board Compatible with Raspberry Pi 4 Model B

Note: The Raspberry Pi board,X820 board and X850 board are all not included in the packing list. WIKI for reference: www.raspberrypiwiki.com/index.php/X735 Overview The X735 is a multifunctional expansion board for all current models of the Raspberry Pi using a 40-pin header. It provides intelligent and safe power management, safe shutdown and full poweroff through software, an automatic temperature controlled fan which enables the use of the Raspberry Pi in extreme conditions including very high temperature environments. Features Intelligent and safe power management: Press the power button to turn on Press the button and hold for 1~2 seconds to reboot Press the button and hold for 3~7 seconds for safe shutdown Press the button and hold for >8 seconds to force shutdown Supports safe shutdown and full power off through software On-board LED shows the status of power on, reboot and shutdown Powers the Raspberry Pi via the 40-pin header - no additional cabling required Dual trip point temperature controlled cooling fan: Auto-Control the fan for Cooling / quiet Operation Board temperature <18? - Fan off Board temperature >18? - Fan running low Board temperature >38? - Fan running at full speed On-board LEDs show the status of fan running low and high No driver and setting required for cooling fan Reserved 40-pin stackable Header for Add-On Boards: Works with all current models of the Raspberry Pi using a 40 pin header On-board micro-USB socket for power input - No need to change the power adapter Specification Power supply: 5Vdc +/-5% via on board micro-USB socket Ports & Connectors: Micro-USB socket x1 PCB Size: 65mm x 58mm Packing List 1 x X735 Expansion Board 1 x Install Screw Pack Note: The raspberry Pi is not included in the packing list.