Replaceable 3CCT Bulbs: Our GU10 bulbs break the limits of traditional single-color lighting. With an adjustable color temperature switch, you can choose between 3000K, 4000K, and 6000K, and adjust brightness from 20% to 100%. They are compatible with most dimmers to meet various lighting needs. Lower Maintenance Costs: Unlike COB LED lights that require replacing the entire fixture, our GU10 bulbs allow for easy replacement. If damaged, simply swap out the bulb, saving time and reducing maintenance costs. Adjustable Angle & Durable Material: The black light heads can rotate 350° horizontally and 90° vertically. Made from lightweight aluminum, they dissipate heat quickly and have a lifespan of up to 50,000 hours, with ETL and CE certifications. True Color CRI 90+: Our GU10 3CCT track lights feature flicker-free technology and a high CRI of 90+, ensuring accurate color representation. They are ideal for various settings, including shops, offices, art studios, retail spaces, art galleries, bars, and restaurants. Quick Response & Reliable Customer Service: If you encounter any issues, we’ll assist you promptly; If you receive an item that is damaged in any way, we will immediately replace it for free. Your satisfaction is our priority. Simple DIY Installation: Yuemegou track lighting heads are compatible with H type 3-wire-1 circuit track system. Installation steps: ① H-track installed. ② Gently pressing down light head and rotating the adapter lock on the track. Replaceable 3CCT Bulbs: Our GU10 bulbs break the limits of traditional single-color lighting. With an adjustable color temperature switch, you can choose between 3000K, 4000K, and 6000K, and adjust brightness from 20% to 100%. They are compatible with most dimmers to meet various lighting needs.