【Multifunctional track lighting】Track lighting heads 5 colors freely switchable 2700K/3000K/3500K/4000K/5000K. Compatible with most dimmers, dimmable 10%-100%. Adjustable beam 15 ° -60 °, the light irradiation range to adjust the ideal area,making it perfect for creating the desired ambiance. 【High-quality track lighting】：Track lighting heads are designed with high quality in mind. The lamp body is made of thickened metal to accelerate heat dissipation, which prolongs the lifespan of the track lighting. 【Track Light Installation and use】The track lighting heads are compatible with single-circuit H-track lighting tracks, applicable to 3-wire single-circuit track system,can rotate 360° horizontally and 90° vertically, and have an adjustable angle.(Track bar not included) (Dimmer not included) 【Track Lighting Brightness】Track lighting heads 12W LED is equivalent to 80W halogen lamp, CRI 90+, lumens 12. 【Applicable scenes】Halo compatible track light Suitable for indoor accent lighting in various settings such as stores, homes, kitchens, and rooms. 【Track Light Service】LED track lighting heads lifetime 38000 hours, support 3 years Service.LED track lighting heads lifetime 38000 hours, support 3 years Service. If you find any problem with the product, please contact the seller promptly.