Description:Simple: the use of the car as long as the power cord into the socket, easy to apply.Low energy consumption: the use of a months power consumption of not more than 2 degrees, can produce a good dust purification effect.Coverage area: an effective coverage area of about 15 square meters.Purification speed: the use of natural circulation for purification, purification quickly.Using excellent raw materials, the power consumption is lower.Specification:Material: PVCSize:43 x 25 x 20mm/1.69 x 0.98 x 0.79 inchPackage Includes:1 Piece Negative Ion Anion Generator