Youll never have to worry about running out of battery on your iphone again once you have this keyring with a usb charging cable ideal for the workplace it is the perfect solution when you dont want to lug your main charger around with you the discreet fob has two conncections that pop out a dock connector on one side and a usb cable on the other voila you can charge your iphone via your laptop or pc the compact design wont weigh your keys down so you wont have that awkward uncomfo