The Emerge Technologies ReTrak 4-in-1 iPad Travel Charger packs several conveniences into a manageable, travel-ready adapter. It features hideaway prongs for wall charging and a hideaway car charger as well. The AC charger is compatible with worldwide voltage capacities, while the DC car charger is compatible with 12V and 24V power supplies. The adapter is also equipped with dual USB 2.0 ports, which provide 2.1A and 1.0A charges respectively. Affording every convenience, the 4-in-1 iPad Travel Charger comes with a retractable sync cable. It stretches out to 3.2 ft total length and can retract into a travel-ready, pocket-sized cable. The sync cable can be used to charge via AC outlets, car cigarette lighters and through your computer whenever you're syncing your iPad. As an added measure, the adapter has an LED charging indicator.