Heat Demon 210212 Dual Zone Snowmobile Grip Heater Kit Fits all snowmobile makes and models with a battery Two (2) adhesive grip heaters and one (1) adhesive-backed silicone thumb warmer Dual-Zone Controller - select your thumb and grip heat levels separately Maximum 65 watts (30 per heater, 5 for thumb warmer) at 14 volts Kit includes everything needed for simple installation