Set up your ChargeOn system for effortless wire-free charging. Plug in compact charging bases anywhere you typically power up: at the office & around your home. Then, use a battery pack to charge on contact - freeing yourself from cables. Keep the battery pack on hand so you have the power to recharge the battery of your device wherever you are. Simply connect the battery pack for an easy and convenient recharge on the go. Even if you"re not near a wall or car charger, you can recharge your device"s battery with the convenient battery pack. The intelligent battery pack supplies power first, so you can remove the pack after use and still have a full battery on your device. The included mini-USB cable connects to a USB charging unit - like your computer or a USB wall or car charger. When connected to your computer, the cable allows you to sync your iPhone or iPod with iTunes. Power supplies cluttering up your life? Set up your ChargeOn system for effortless wire-free charging! Plug in a base where you typically power up: at your desk, in the kitchen, on your bedside table. Then use the attachable battery packs to free yourself from cables and have backup power everywhere you go.