Input voltage 11 - 15VDC via fused cigarette lighter socket or aircraft connector with 1100mm input cable & 500mm output cable.

Output voltage 15-30VDC via 12 adaptor plugs that automatically adjust the output voltage of the unit to suit the particular laptop in use.

NOTE: Be very careful to check that you have the output plug connected with the correct polarity to suit your laptop. Connecting with the polarity the wrong way may damage a laptop computer. If unsure seek professional guidance.