Amazon offers the KMASHI 24W 4 Port Portable Desktop USB Charger Charging Station Hub (3 USB Port, 1 Micro USB Cable) for a low $4.99 via coupon code "L3G9PZNI" plus FREE shipping on orders above $49 or with Amazon Prime. Limited time offer. This has a 4.1 out of 5 star rating with 85 reviews.

• 3 USB output port and 1 micro usb cable (supports to charge 4 devices at the same time)
• Up to 2.4A per usb output port; Micro usb port can reach 1.2A(MAX)
• Intelligent circuit, over-voltage, over-current, electric leakage and short-circuit protection
• 1-Year Warranty