Amazon offers the Inateck Aluminum USB 3.0 HDD External Case with 12V/2A Power Adapter for a low $16.99 after coupon code "76RRW6AA" plus FREE shipping on orders above $49 or with Amazon Prime. Limited time offer.

That's the lowest price we could find. This has a 4.4 out of 5 star rating with over 590 reviews.

• Durable Aluminum-alloy material promises ultra-light portability
• 2x LEDs indicate power status (Green) and activity status (Blue)
• Support all standard 2.5/3.5 inch SATA I/II/III drives (up to 8TB)
• Supports SATA III with up to 6Gbps bandwidth