These RGB LED strip lights offer versatile lengths ranging from 1m to 30m, suitable for decorating living rooms, bedrooms, ceilings, and more. Equipped with high-quality SMD5050 Epistar chips, they deliver vibrant RGB colors powered by a 5V USB source. Choose from multiple control options including 3-key, infrared remote, Bluetooth, touch app, or WiFi, with compatibility for Alexa and Google Assistant. Ideal for ambient lighting or accentuating TVs and computers, these strips provide up to 50,000 hours of use without hazardous chemicals. Note: remote batteries (CR2025) are not included.