kensington k39253us powerlift backup battery and dock for iphone 4 3gs and 3g
kensington powerlift back-up battery amp dock the kensington powerlift back-up battery dock and stand gives your iphone hours of extra power converts for in-hand use and offers a hands-free stand . the 1200 mah battery pack provides rapid charging while the kickstand flips open to let you enjoy facetime chats and videos with no hands or fear of running out of power . give your apple device extended power with the powerlift back-up battery amp dock . view larger features power dock with kickstand lets you watch videos and enjoy facetime chats hands-free 1200 mah delivers the charge you need for extending music video and facetime chats built-in dock connector for iphone and usb cable so there are no parts to lose and it s protected when stored -- everything you need is built right in two position charging in-hand use for phone conversations and docking for charge sync and facetime works with most cases led battery indicator light tells you how much power you have left adds up to 20 hours of music 5 hours of video 3.5 hours of talk and 1.5 hours of facetime based on iphone 4 compatibility the powerlift battery back-up and dock is compatible with both the ipod touch 1st 2nd 3rd 4th generation and iphone 3g 3gs 4 . warranty powerlift back-up battery amp dock is backed by the kensington 2-year warranty . what s in the box kensington powerlift back-up battery amp dock warranty card . specifications battery chemistry lithium-ion polymer input 5v dc 500ma output 5v dc 1000ma capacity 4.0 wh watt-hours 1200mah dimensions lxwxd 2.5 x 2.3 x 0.7 weight 1.76 oz 50g certifications ce fcc