Clamps onto your Honda with plug-n-play connectors for easy installation. The Dual Zone controller has five heat settings that allow you to set thumb and grip heat levels separately. Controller has nighttime dimmer, auto shut off after two hours, reverse polarity, high voltage protection and low voltage cutoff Maximum 45 watts (3.1 amps on highest setting). Requires Honda Accessory Sub Harness for installation (08Z00-HR3-A20 or 08Z01-HR3-A20–depending on application).