MY POWER GO Comes with a handy tote, plus ten adapter tips for connection to - Blackberry (mini USB), Motorola mobile phones, Nokia mobile phones, Samsung mobile phones (most models), Sony Ericsson mobile phones, iPod (using your own iPod USB cable) Works with Bluetooth headsets, digital cameras, other mobile phones, MP3 players, PDAs and more with proper adapters Uses four AA rechargeable or alkaline AA batteries (not incl.) Size(WxLxD) - 2.5 x 3.2 x. 7 Weight - 4.5 oz.