It can convert DC12 electricity provided by the automobile into AC power, and be widely used with those electric equipments which power consumption are less than 100W,such as notebook, cellphone, razor, digital camera, digital video, TV, CD, DVD, game machine, cleaner, refrigerator, electric light,charger and various kinds of professional tools.As the necessity for your travle,mobile office, outdoor work and special vehicle,it is the very solution to using electricity in the automobile. Specification: Max.Output Power:100W,Continuous Output power:75W. With the multiple protection circuit,it would do no harm to the equipment and automobile. Special versatile socket,suitable for various kinds of plugs. Operation Guide: Insert the power plug of your electrical appliance into the socket of this product. Insert the front part of this product into the cigar lighter socket of the automobile. Make sure that the power indicator light is on. Please pull out this product from the cigar lighter socket when you do not use this product.