... Cell phones,PDA, GPS Navigator,MP3 players and so on. 5.Short-circuit protection 6.Compatible with any electrical ... a USB prot for charging/power. 1.USE your car to charge any devices(digital cameras, mobile phones, USB ... and more) that can rely on USB for power! This adapter plugs into your car's cigarette lighter jack to become ... black, blue, transparent for your choice 7. dual USB car charger for ipad