Universal Lap-Top/Notebook power supply especially for car use. Suitable for almost every model. Also designed for a wide range of equipment that requires a voltage between 15 and 24 Vdc. Output selectable by a changeable slot. Included 8 detachable plugs. Input voltage: Only 12Vdc, Max. 3,3A Output voltage (Volt DC): 15V - 3.3A 16V - 3.1A 17V - 3.0A 18V - 2.8A 19V - 2.7A 20V - 2.5A 21V - 2.4A 22V - 2.3A 23V - 2.2A 24V - 2.1A Approval: CE Size: 45x28x95mm Weight: 186g Plug sizes: 2,5/12 - 3,5/15 - 5,5x2,5 - 5x2,1 - 4x1,7 - 3,5x1,35 - 3x1 - 2,35x0,75 Features: Switching regulated power supply, Load protection, Current protection, Heat protection, Low power consumption.