Easy Installation & Use: The stick-on lights have two ways to install, 2-sided adhesive tape or screws, you can stick them on any smooth surface indoors. Two ways to control, button control and remote control. Adjustable Brightness: 80 lumens, 3500K. The indoor spotlights have 4 brightness modes: 10%, 40%, 80%, 100% to meet your different needs. You can adjust different brightness according to a different scene. Timer Function The LED closet lights can automatically turn off after 15, 30, 60 or 120 minutes after using the timer button. Easy to use and save electricity. Adjustable Metal Light Head Adjustable lighting direction, improves area illumination. The track heads rotate 350 degrees and have a 180-degree tilt. Perfect for restaurants, living rooms, hallways, kitchens, and bedrooms. It is also ideal for shop lighting, gallery lighting, display lighting, task lighting, product validation, and home lighting. Power supply: three AA batteries (note: the product does not include batteries)