[Configuration] USB 2A interface (with switch), bottom non-slip design, safe and reliable.Single seat single switch, surface breathable crystal linen material, single-strand thick copper heating wire, bottom is silicone non-slip cloth.[Comfort & cold-proof function] The heated car seat cushion brings you warmth and comfort. A cold-proof mat heater suitable for driving in cold weather or winter. The warm seat cover can protect your metabolism and blood circulation.WarmRapid heating-very warm, designed to heat quickly for 2-4 minutes. Use this heated assistant to promote blood circulation, relieve physical and mental stress, relieve muscle fatigue and muscle pain[Heating] Resistance wire heating, constant temperature heatingpackage includes: 1 x Heating CushionVoltageDC 5VWeightAbout 150gTemperature50C~40CPower8W[Heating] Resistance wire heating, constant temperature heating[Line length] about 105cmSize45*45cmpackage includes: 1 x Heating Cushion1. Due to the light and display, the color of the actual object and the picture may be slightly different2. Due to manual measurement, please allow 3-5mm error