Applications: Background decoration, walls, interior, rooms, etc. Features: 1. Each RGB light can be changed to your favorite color. 2. Free matching combination, more stable plug-in, easier operation. 3. Beautiful products, personality, fashion, home decoration, the best gifts. 4. Just touch the lights and they will turn on or off. 5. No need to punch holes, double-sided tape, easy to install. 6. If there is a problem with one of the lights, you only need to replace the faulty light, not all the lights. Specifications: Light color: RGB Power Supply: 3*AAA batteries/piece (batteries not included) Remote control battery: 1*CR2032 (not included) Lamp shade material: ABS Voltage: 5V Size: 84*74*27*45mm Modern style: Simple Average lifespan: 50,000 hours Package Includes: 24-key infrared controller (as per your choice) RGB Quantum lights (number of your choice)