Superb illumination and minimal power consumption. Suitable for any gloomy area, such as closets, cupboards, garages, and storage sheds. Simple Installation: Stick the puck light to any surface you wish to illuminate with the included double-sided adhesive. Touch switch is simple to use; simply touch the lamp to turn it on. Battery Operated: For cordless installation, AAA batteries (not provided) are used. Ideal for kitchens, cabinets, closets, counters, shelves, garages, basements, and other gloomy areas that require powerful illumination for a few minutes every now and again.