... protection 3.small enough to carry around Specification of car charger: Input: DC12V-24VOutput: DC 5V, 100-1000mAMaximum power output: ... current charging, pressure limiting,lower risks of over-current,overheat and short-circuitScope of application: PSP, PMP, PDA, digital cameras, ... , NDS, NDSL, NDSi,ZEN,ZUNE,MP4 etcDetailed picture of car charger: 5w 5v1000ma mini usb car charger with CE approved