Features:This car seat heater can provide warmth and comfort to you in cold winter. Each set includes two heater pads, one on back and one on the bottom. Continuous temperature monitoring prevents overheating, safe and reliable. Carbon fiber material, not easy to corrode, weaken or break. It can be apply to most cloth, leather or vinyl covered. With adhesive tape for holding in place while reinstalling the seat cover. Easy to install, universal fit for most car, SUV, truck, etc. Specifications:Material: Carbon FiberColor: WhiteItem Quantity: 2*Heater Pads + 1*Switch, 4*Heater Pads + 2*Switch (optional)Thermostat: 65 +10/-5Power Rating: DC 12V, 27 3WRound Switch: High/Low temperature settingsSize(L x W): 45 x 28cm/17.7 x 11inWire Length: 2.7m/106inPackage Weight: 265-496gFitment: UniversalPackage Included:1 Set = 2 Heater Pads + 1 Round Switch2 Set(optional) = 4 Heater Pads + 2 Round SwitchNotes:1. Universal fit for most cars, please verify your seat covers are removable before purchase.2. Please DO NOT use on seats where the covers are fused to the foam.3. Easy to install, but professional installation is highly recommended! 1This car seat heater can provide warmth and comfort to you in cold winter 2Each set includes two heater pads, one on back and one on the bottom 3Continuous temperature monitoring prevents overheating, safe and reliable 4Carbon fiber material, not easy to corrode, weaken or break 5It can be apply to most cloth, leather or vinyl covered