Car USB Boost Cable 5V to 12V 1A Cigarette Lighter Female Socket for Power Bank Mobile Power Supply Driving Recorder, 10W Product Name: USB cigarette lighter female socket boost power adapter cable Product length: 30cm Input interface: USB Output interface: cigarette lighter female socket Input voltage: 5V Input current: 2.1A Output voltage: 12V Output current: 1A Maximum output power: 12W Product color: Black Product size: 30cm * 6.4cm * 2.7cm Product gross weight: 52.7 grams Product Material: PVC? The conductor is copper wire. Equipped with a boost circuit Product features: The car USB port 5V power supply can be converted into a 12V cigarette lighter socket power supply. Equipped with boost conversion circuit, stable quality . Product use: When the cigarette lighter interface of the car is not sufficient, this conversion cable can convert the 5V power supply of USB to the 12V cigarette lighter socket power output, and can be connected to some driving recorders, electronic dogs, etc. Does not support high current devices such as car vacuum cleaners and car air pumps.