-"TNT"-heating element which regulates itself to 85°C without a thermostat. -Optimum tyre temperature is achieved after 45 minutes. -The two Heating circuits are integrated in a Aluminium-Polyester material which ensures a homogenous spread of the temperature over the complete tyre. -Special coating on the outside against all liquids. -Abrasion resistant and fire proof material on the inside. -Elasticated side covers ensure an excellent fit. -Triple velcro closing. -CE-certified -230 VAC, 50 - 60 Hz, Euro plug -Fits tyre sizes from min. 180/55-17 up to max. 205/60-17