<p>Firstly, the Tire Warmer makes the surface rubber of the tire hot, so that the rubber can fill the little crevices of the track better, providing better grip in the early stages of the race. Having the surface rubber hot increases the coefficient of friction of the rubber, adding to its ability to grip the track surface.</p><p>Secondly, using Racing Star Tire Warmers gives you the advantage of the tires being ready as soon as you roll out onto the track.</p><p><br></p><h4><span style="font-weight: bold;">Features</span></h4><p><br></p><p></p><ul><li>Dual Power Source: 4S LiPo battery pack and 12-18V DC input.</li><li>Front &amp; Rear temperature can be set independently</li><li>Temperature of 4 tires is controlled by MCU</li><li>Removable front &amp; rear tire warmers</li><li>8 different beep tones</li><li>Minimum temperature</li><li>Celsius - Fahrenheit selectable display</li><li>Four LED indicators</li><li>Safety timer</li></ul><p></p>