Pls note:Dear customer,There are 3 model in this link!please p an order according to your needsKindly Reminder:1. The "+" is to positive, and "-" to negative.2. For vehicles, it's recommended to get power from fuse box, while for the motorcycle, better connect to the wires of the key switch.3. The led light will show up after the item is connected to the battery.Specifications:【Upgraded 60W Car 12v Socket】The size of 12 volt USB outlet is longer than other sockets, which allows it to have more space to load efficient and ligent chips. The newly upgraded 65W PD USB-C and 18W QC3.0 ports can fast charge USB-A&USB-C devices simultaneously without affecting each other.【Wide Compatibility】This USB C Car Charger Socket comes with removable waterproof cover, waterproof and dust-proof, It can be used even in harsh environments. Fits for all 12V-24V vehicles, marine, ATV, motorcycle, truck, golf cart, RV, boat, suv, etc.