Mini design, adjustable focus, aluminum precision machining and forming, surface electrostatic spraying treatment process. Integrated heat dissipation structure enables LED chips to quickly dissipate heat, ensuring an average lifespan of up to 50000 hours for light sources. The lamp head is directly inserted into the track and fixed by the magnetic attraction of the track, allowing for great flexibility and adaptability by freely changing the lighting fixtures. Using LED cold light source, no radiation, no flicker, the spectrum does not contain red or ultraviolet rays, protecting the illuminated object. Suitable for jewelry, jewelry, clocks, antiques and other display cabinets, display cabinets and other narrow spaces as key lighting.