Use the PureGear Charge-Sync Cable with your laptop, in your car, or with car and wall chargers to make sure the your iPhone is charged at all times wherever you are. Carry one of the PureGear Charge-Sync Cables around in your laptop case, your backpack or even your purse so that you are ready in case your iPhone decides to drain our your battery life while playing your favorite game. Simply connect to a USB compatible wall charger or car charger and power up! Use this cable with your laptop as well when you're out and about at a meeting or just studying away from home.