Feature: 1. Temperature adjustable, 2 gears for choices, 5 ℃ difference of high grade and low grade. 2. Antifreeze wire, minus 30℃, no hardening, no frost damage, long use. 3. Anti-slip bottom, waterproof, the bottom of the heating pad is designed with non-slip fabric, which is not easy to drift off. 4. Built-in 50° C thermostat, protect from overheating, safer to use. 5. Professionally designed water delivery line on the surface of heating pad, no longer afraid of baby sprinkling water and peeing. Specification: Condition: 100% Brand new Item Type: Car Seat Pad Size: Approx. 55 x 28cm / 21.6 x 11.0in Power: 45W Plug: 12V DC in-line use Product constant temperature: 50 ± 5 ℃ Switch control: high and low gears to control temperature Scope of application: for all 12V cars Instructions: 1. Put the elastic band attached to the product into the seat headrest pillar, and insert the power plug of the cushion into the cigarette lighter of the car. 2. Adjust the heating switch as required. Just simply plug the power plug into the car's cigarette lighter, you can enjoy the warm winter and feel more comfortable.. Package List: 1 x Car Seat Pad Note: 1. This product is resistance wire heating, please be sure to power off in time after getting off the car.2. Do not place the heated cushion on a metal or hard object with sharp protrusions.3. When the heating cushion is not in use, be sure to cut off the power to prevent accidents.4. Avoid repeatedly folding at the same location, to prevent the heating wire from breaking due to folding, resulting in fire.5. The power-on time should not be too long. Generally, it is powered on before the ride, and the power is turned off after a long driving time.6. Do not approach high temperature or fire source.7. It is strictly forbidden to use the heating pad inside the seat cover.8. Do not place objects that hinder heat dissipation above the heated seat cushion.