5 Heat Levels with Memory Function Adjust from 30% to 100% power; remembers last-used setting for instant heat when powered on.; PD Fast Charging USB-C Port Smart voltage distribution for quick, stable heating with 5V/9V/12V input compatibility.; Aramid Fiber Heating Pads High-strength, abrasion-resistant, and evenly heat-distributing fabric for comfort and longevity.; Strap Mounting Quick and tool-free installation; secure fit without damaging handlebars, compatible with multiple bikes.; IP67 Waterproof & Washable Design Safe for rainy or snowy rides; simply unplug and wash when needed.