Snyrobys 3.0 Dual USB Quick Charge Fast Car phone Charger Socket Accessories Waterproof 12V 24V Power Outlet with Touch Switch Led Light
Voltage Range: 12-24V;
USB Output: DC 3.5-6.5V/3A, 6.5-9V/2A, 9-12V/1.5A ; 
Material: Copper + ABS Plastic; 
Operating Temperature: -40 to 70℃ ; 
Wide Application: for cars, for motorcycles, for ATVs, for SUVs, for UTVs, for Boats, etc; 
Multi-purposes: supply power for cellphone, tablet, GPS and other USB-devices;
Kindly 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.