Rydges® High-Quality PC Power Supply - by OTB 2A - / 2000 mAh Charger 5V 2000 mAh for Raspberry Pi Model A and B & Banana Pi - Pi Model B + (B Plus) (Electronics) 5
Rydges® High-Quality PC Power Supply - by OTB 2A - / 2000 mAh Charger 5V 2000 mAh for Raspberry Pi Model A and B & Banana Pi - Pi Model B + (B Plus) (Electronics)
That 2A power adapter I run a Raspberry Pi B + with a 1TByte notebook hard drive to the USB port. The drive starts and runs without problems. With a 1.2A power supply that was not possible.