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✔ Please use this high quality certified DC 5V 4A power supply(ASIN :B07413Q5Y4).Power supply request: 5Vdc +/-5% , 4A; The power adapter not only powers Raspberry Pi board but also powers your SSD or HDD. If the power is low, the SSD/HDD may not be identified or damage your RPi or X820 board.
✔ Raspberry Pi SATA x820 V3.0 HDD/SSD USB3.0 shield expansion board provides an complete storage solution for Raspberry Pi motherboard/ROCK64, Support up to 4TB 2.5 inch SATA interface hard disk drives (HDD) / solid-state drive (SSD). A good raspberry pi sata adapter for Raspberry Pi 3B+, 3B, 2B, B+, ROCK64. Note: For Raspberry Pi 4 Model B 2.5 inch SATA HDD/SSD storage board, please refer to ASIN:B07VXF2HJG; For Raspberry Pi 4 Model B mSATA SSD storage board, please refer to ASIN: B07VXFGFLX
✔ X820 v3.0 supports USB booting from your HDD/SSD(‘reboot’ command is supported), a useful and reliable function to every raspberry pi users or fans. Suggest to use with geekworm x820 metal case(ASIN :B07GRZRW7J); User manual, pls refer to raspberrypiwiki (X820).
✔ Powers the Raspberry Pi via Pi’s 40-pin header or Micro USB socket; Furthermore, On-board XH2.54 connector and USB power socket (5V 2A output) to power other devices, such as smartphone, tablet… WARNING:Do not power your Raspberry Pi via the Pi’s 40-pin header and micro-USB socket at the same time.
✔ X820 can be used as a USB3.0 Mobile Hard Disk when connecting a 2.5 inch SATA interface HDD/SSD do not need extra power and free driver installation. Quick file transfer with high-speed USB 3.0 connectivity from a PC or a Mac.