Features: Applicable to most 12-24V for cars, off roads vehicles, RVs, buses and other models on market. for most devices such as driving recorders, USB car charger, GPS, cellphone, etc. Switch with indicator light: quickly identify whether the circuit is opened or whether the circuit is safe. Dual Female socket and dual USB charge ports allows you to connect multi of your devices at the same for time. The switch can not only switch, but also comes with overload protection: when the circuit current is greater than 16A, the switch can automatically disconnecting the switch to protect the circuit and equipment. Specifications: Material: Plastic Line Length: 92cm/36.22in Screw Hole Spacing: 122mm Input Voltage: DC12-24V Product Current: input 16A Product Wire Gauge: 18AWG Product Material: ABS Wiring Method: red wire is connected to positive, black wire is connected to negative Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x USB Outlet