Laptop In Car Universal Power Supply Adaptor 3300mA

universal in car power adaptor for laptops, will power most laptops from a car 12v DC socket. Features: # Adjustable output voltages: 15-24Vdc # 5V/500mA USB charger # Power ON indicator # Supplied with 8 interchangeable dc power plugs # Voltage selection via slide switch # Overload and short circuit protected # Input voltage 11-14Vdc # Max. current 3300mA # Output voltage 15/16/18/19/20/22/24V