Features: 100% brand new and high quality It is suitable for the installation and use of 12-24V voltage vehicles, such as automobiles, motorcycles, public buses, ships, RVs, yachts, trailers, etc. With a waterproof and dustproof cover, it can be covered to protect the product when not in use. This charging device can be used in cars, rv, off-road vehicles, motorcycles, camper vehicles, etc., for your travel to bring convenience. The switch control digtal voltmeter and 2 usb port,avoiding draining your car battery. It is widely used in electrical products that require power, such as vehicles, mobile phones, digital cameras, MP3, etc. Package Includes: 1x Vehicle Phone Charger Specifications: Material;ABS Size:Approx.4.3x3.7cm/1.69x1.45in Display Color:Blue,Green,Red Net Weight:30g note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.