Four AA Battery Case Power Bank with USB Output

Provides 5VDC power though the USB socket by using 4 x AA batteries. The unit makes a superb back-up charger for any USB powered device such as an MP3 player or PDA and also features a slide on/off switch.

NOTE: Output is not regulated, so will not work as a smartphone power bank and other devices.

Specifications:

Output Voltage: 5v DC
Width: 63mm
Height: 15mm
Depth: 80mm
Battery Size: AA x 4 (Not Included)
USB Output: 5v Type-A