What is the power requirement for pi 3 (pi 3, power, power supply, USB power, alternative power, raspberrypi)? - Quora
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Geekworm Raspberry Pi X820 V3.0 USB 3.0 2.5" SATA HDD/SSD Storage Expansion Board Mobile Hard Disk Module for Raspberry Pi 3 Model B+/3B
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Raspberry Pi Wall Adapter Power Supply - 5.1VDC, 3.0A, 15.3W (USB-C) - TOL-15448 - SparkFun Electronics
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