Product name: Ring faucet style A+C port QC3.0 chargerProduct material: ABS materialInput voltage: DC12V-24VOutput current: USB: 5V-3.4A; 9V-2A; 12V-1.5A; TYPE-C: 5V-3A; 9V-3A; 12V-2.5AOutput power: USB: 18W; TYPE-C: 30WWaterproof grade: IP65Installation method: handlebar installation 2.2-2.5cmProduct accessories: Allen wrench*1; anti-slip gasket*1; handlebar fixing screw*1; fuse tube*1; extension cord*1Product Usage: Can be used to power most vehicle supplies such as mobile phones, tablets, IPADs, navigation and GPS.Scope of use: It can be used on motorcycles, ATVs, tricycles and other transportation tools that can be installed with DC12-24V.Wiring Instructions:Method 1: If your vehicle has a SAE socket ,and the polarity is consistent with our product , directly connect and use itMethod 2: If your vehicle has a SAE socket, but the polarity is opposite with our product, please use the SAE reverse polarity adapter first, and then connect it.Method 3: When you want to directly connect the battery to use, just use the power extension cord provided by us.