... 4.Built-in overvoltage protection Latest original dual usb car chargerInputVoltage DC12V,DC24V,DC36VSuitable Voltage/Frequency DC 8- ... C to 70°C Suitable Scope iphone,cell phone,PDA,GPS,camera 1. Perfect accessory for travel.2. ... Charger for USB enable devices including iphone, cell phone, PDA, digital camera, MP3/MP4,GPS,PSP,ect.7.All ... of car chargers can be make of USB/DC tip. ...