Need a large backup battery for your various mobile devices on the go? Check out Powerocks Stone 3 backup battery and charger, maybe the gadget can meet your requirements.
Stone 3 is a portable charger that measures 75 x 75 x 27mm and weights 224g. Of course, most importantly, the portable charger features a 7800mAh large-capacity rechargeable battery, sufficient to charge various mobile devices like iPad, iPhone, iPod, Galaxy Tab, BlackBerry, HTC smart phone, and etc. And the portable charger comes with two USB ports, which allow you to charge two devices at the same time. Apart from that, Stone 3 also features LED indicators hidden under the LOGO and a button for capacity remain indication.
Powerocks Stone 3 backup battery and charger is priced at $89 USD. If you’re interested, jump to Brando for more details. Additionally, if you need more options, you might like to check SANYO backup battery and i.Sound’s backup battery.