BlueFire Dual USB Socket Charger,Power Outlet Cigarette Lighter Splitter Adapter with LED Voltmeter On/Off Switches,Voltage detection, for Car Rv Truck Marine Boat Camper Vehicles - ‎TGK018-BF-US-123

• Standard Parameter：Input voltage: 12V-24V, USB Output: 2.1A + 1A. Cigarette lighter socket: 12V. Voltmeter display range: 2.5V-30V. Max current: 16 Amp, Wire: 18 AWG, Cable length: 95cm. Multi Function：BlueFire Dual Female sockets and dual USB charge ports allows you to connect multi of your devices at the same time. LED voltmeter which monitories the vehicle's battery voltage value, it will let you know the health of battery while driving. Durable and Easy to Use：The ON/OFF rocker switch with a led indicator allows you to check the connection status at any time and find it easily in the dark. NOTE: This item is only for charging, not for cigarette!!! Safety Protection：This heavy-duty connect cable uses copper wire to provide stable current for your devices. built-in 16A safe fuse, timely cut off the current to prevent the 12V socket and your devices from over-current, over-voltage, over-load, over-heating and short-circuit. Wide Application：The multi-function adapter is perfect for your GPS, driving recorder, seat heater, car refrigerator, vacuum cleaner, air purifier and other automotive products. Widely used in station wagons, motor homes, trucks, boats, trailers, pickup trucks, vans.