feature: for Raspberry Pi 4 Model B ONLY Ideal storage solution for Raspberry Pi 4 - 2.5" SATA HDD/SSD Shield Supports up to 4TB 2.5-inch SATA hard disk drives (HDD) / solid-state drive (SSD) ntegrated USB 3.1 Gen1 to SATA 6Gb/s bridge controller USB3.1 Gen1 5Gb/s connectivity offers plug-and-play functionality on your Raspberry Pi Allows booting OS from your HDD/SSD for faster app opens, web serving and file copying (see notes) On-board push button to control power on /off (Press-ON, Hold the button pressed at least 2s -OFF)