1/2pcs Winter Heated Car Seat Cover 12V Heating Warmer Car Seat Cushion Auto Universal Car Seat Protector Cloak Cover Pads Set Product Feature: 30 Seconds Heating Up Intelliengt Temperature Control Nickel Base Alloy Heating Wire Voltage Protection Device Super Soft Flannel Material Specification: Color: Black, Brown, Red Weight: 430g Material: Cloth Package Including: 2Pcs/set, 1Pc Size: Show in the picture 30 Seconds Heating Up When you insert the car lighter and ready to push the botton.I suggest you can push it to ""mode firstly, which will let the temperature raise up quickly. And then you can push it to the mode you want. Intelliengt Temperature Control * When turn on the seat cover, it will automatically turn to the highest modes, then after 10 mins, it will turn to the middle mode.* If want to turn to the highest mode, please press the botton, but this time it will not turn to the middle mode unless press it yourself.* If forget to turn off the switch, the default timer is 50 minutes, which is safe to use. Nickel Base Alloy Heating Wire * Adopted by imported nickel-based heating wire * Fast heating, uniform heating, durable folding and high temperature resistance. Voltage Protection Device * Equipped with the protection for the voltage.* When the voltage is too low, the product will stop working itself. Two Modes Controller There are two modes of temperature --- Low, High. You can push the gear button to adjust the temperature. More Details: Color Choice: Black, Coffee, Brown