Cell phon car charger Input, 12 to 24v, Output, 5v, 500 ... chip Compatible with v8,v9,micro usb Cell Phone car charger with micro usbProduct Introduction:cel phone car Charger Input: 12-24V Output: DC5 ... voltage protection /over current protectionCan be suitable for mobile phone/ipod/MP3/MP4/GPS,etccompact desiged and safety testedFast charging ... produce.6 years working the field of mobile phone charger