FCC and CE Approval that Features Built-in Safety Fuse and Auto Shutdown System to Protect Against Shorts and Surges.

On/Off Magnetic Switch Lip (Rubber Water Resistant Cap) to prevent battery drain

Input: DC 12-24v, 30v Max; Output: DC 5v/ 4 Amp Hi-Speed USB charging ports (Auto Shunt - Can Charge Two Mobile Devices Simultaneously)

Universal fits for 12-24 V Vehicle, Motorcycle, ATV, Boat, Car or Marine. Easily installation !

Suitable for charging GPS, IPhone, IPod, PSP, Mobile Phones and other digital devices