Product Name: WUPP three generations of C without smoking function Product Type: CS-588A1 Product color: black Product Material: ABS anti-flame resistant high and low temperature environment-friendly material Input voltage: DC12V Output voltage: 12V / 5V Output current: 4.2A Product line length: 145CM Installation: the leader to install USB number: 2 Whether the cigarette: Can not smoke Product Accessories: Faucet bracket X1 Product Usage: It can supply power to mobile phone, tablet, GPS, etc. It can also be used for taking electricity from car refrigerator, vacuum cleaner, etc. The voltmeter can detect the voltage of the battery Features: anti-flame retardant, high and low temperature, anti-corrosion, durable, not easy to change. Speed charging, multiple for protection, three functions. Wiring instructions: The red line is connected to the positive battery, the black line is connected to the negative battery Voltmeter test range: 5-16V Advantages: 1 4.2A large current, can be used for mobile phones, tablet, navigation, GPS, etc. 2 products with waterproof dust cover, safer to use 3 products comes with a voltmeter, the battery voltage can be detected at any for time to prevent potential safety problems caused by bad battery 4 145CM with fuse power cord, fully meet the installation requirements, can be directly installed on the battery, reducing installation difficulty 5 faucet installation, simple and convenient, and products have independent switch, that is, that is open, do not pass, very safe and power