Hand wave sensor. Specifically designed for cove, under cabinet and millwork LED fixtures. The hand wave sensor provides on/off and dimming capability without the need for a physical button or switch. Easily mounted using an included 3M double-sided sticker, unveil the functionality of this 12 V or 24 V compatible unit by holding and waving your hand 2-5 cm above the IR sensor. The hand wave sensor will improve efficiency in kitchens, bathrooms, desk spaces and more, all while impressing friends and family.