Description :This item is a dual car USB charger, which has a compact portable shape and includes two USB charging ports . And the two USB charging ports come with the protective which can protect the two charging ports from water, dust, etc. It is perfectly suitable for variety of various mobile devices such as smartphone, GPS navigation, tablet etc.Features- With compact portable design. - Environmentally-friendly material, fire-proof . - Two USB charging ports for convenient use. - The USB ports protective can protect the two charging ports from water, dust, etc. - Perfectly suitable for GPS navigation, mobilephone and tablet etc.- Note: The ORIGINAL USB socket can ONLY accepet 12V voltage, can be used with other 12-24V socket.Specifications- Color: Black. - Size: 5 * 3.6cm (H * Dia.)- Output Voltage 5V. - Output current: 2.1A. - Input voltage: 12V-24V.