PowerTraveller Motormonkey

Convenient on-the-go charger that supports mobile phones, MP3/MP4 players, PDAs and handheld game consoles. Automatic shut-off feature for when your device is fully charged. Integrated charging intelligence will not drain car battery. Works in 12-volt and 24-volt outlets. iPhone® and iPad® adapters not included.
Dimensions: 5.35"H x 4.21"W x 3.94"D.
Weight: 1.41 oz.