Applicable to 5, supports IEEE802.3af/at network standards NVMe protocol M.2 interface hard disk, high-speed reading and writing Upgrade for Support NVMe hard disk protocol, compatible with 2230/2242 size M.2 hard disk, supports Gen2 and Gen3 modes, supports booting PI5 from SSD Support PoE Ethernet power supply, only need one network cable to connect to PoE device to make connected to the Internet and powered PoE power input: 37V-57V DC input Power output: GPIO pin header: 5V 4.5A (maximum) 2P pin header: 12V 2A (maximum) Network standard: IEEE 802.3af/at PoE Colour:Blue Material:PCB+Aluminum Alloy Package Contents: 1 x Expansion Board 1 x Screw Pack 1 x Aluminum Alloy Radiator 1 x 16p-Cable-40mm 3 x Thermal Pastes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.