ITEM NAME:12V/24V Waterproof Car Vehicle Dual USB Charger 2 Port Power Socket 5V 3c Product feature: 100% Brand New&High Quality Widely used with electric equipment for power supply: Vehicle, GPS, Mobile phone, camera, mp3(cannot smoke) Wiring kit for cigarette lighters to install in any 12V motorbike, Boat, Riding mower, tractor or car. Wiring kit for cigarette lighters to install in any 12V motorbike, ATV, Boat, Riding mower, tractor or car. Give A GPS, Mobile Phone, Camera, Mp3, Etc With Electric Equipment For Power Supply Specifications: Material: Nylon + Metal Color: Black Voltage: 12V/24V Inner diameter : 2.1cm Outer diameter : 3.6cm Total length : 5.5cm Cord length :60cm How to install a usb waterproof cover? Use a knife to cut the top on the USB waterproof cover.put the USB connector into the cover Package included: Â 1X Cigarette Lighter Plug 1X Cable Note: 1 Item is design for 12v motor bike(other volt please do not buy this item.it may be make an accident) 2 Install the item on the fall round and make sure your holder is set. 3 Do not use any heat Electronic Accessories. 4 Do not use or on the rainy day,please cover it with the waterproof shell 5 Do not connect the Electronic Accesssories ,when the engine is not working Application: most phones, including For BlackBerry, Apple iPhone, LGENV and Motorola Razr (charging cable). Garmin's GPS, Apple iPod, or any other device using 1A or less USB power. 6 Under the influence of light and the display, the color difference may decrease slightly. 7 Due to manual measurement, please allow size differences about 1-3cm. Thank you for your understanding..6 Under the influence of light and the display, the color difference may decrease slightly. Use a knife to cut the top on the USB waterproof cover.put the USB connector into the cover. Wiring kit for cigarette lighters to install in any 12V motorbike, Boat, Riding mower, tractor or car.