Keep this handy and compact ReTrak retractable car charger in your purse or briefcase on every business trip so youll never have a dead smartphone battery again. Plug in and recharge your phone and other mobile devices from the car lighter jack. The cable stores neatly inside the charger to avoid clutter. When its time to pack up, just push the button to retract instantly. Youll love it, so get one in your car at home, too.