This USB Battery box can converts 4 AA batteries into a portable external battery pack with 5V USB port.

Features:

Can contain 4 AA batteries (batteries not included)

Power Output: 5V USB port

Dimensions: 2.5*3.55*0.79 h (inches) / 6.35*9*2 (cm)



USB and power power tips included for most popular cell phone jacks. RazR, Motorola, Samsung, LG, Nokia

This is the smart power solution for virtually every manufacturer of USB based cell phones, personal digital assistants (PDAs), video games, and MP3 players. Specifically, the Sentina uCharge works with the Apple iPhoneŽ 3GS/3G, iPhoneŽ, iPodŽ, and iPodŽ Touch. In all, the Sentina uCharge is compatible for use with most USB devices.

Other chargers in the same price category use two AA batteries that generate only 3V of power. USB devices require 5V of power, so these other chargers have to resort to using an electronic circuit to elevate the voltage; it means the power loss is occurred in the process. This converter utilizes four AA batteries, the needed power is provided directly to the USB devices, thus providing more power.

Accessories include:

USB cord

Mini USB Tip



Great for International Traveler. No need to worry about voltage or power jacks of the different countries. 4 AA batteries can supply over one full charge of cell phone or iPod to use for a full day. Batteries not included.



Our optional USB DC Power Cable -Z4 and Consumer Electronics Plug Tips. will make this battery works for a lot of devices that need 5V DC power.