Features: 1. LED lamp bead lighting, the brightness can be adjusted 2. The light is uniform and not dazzling, and the irradiation range is wide 3. The cantilever is composed of 4 metal tubes, each metal tube is 35 cm long 4. Optical lenses, high light transmittance, care for the eyes, magnified vision is clearer and more comfortable 5. Adjustable metal bracket, you can adjust the angle freely 6. Dust-proof cover design, keep the lens clean and scratch-resistant 7. Strong clip, fixed firmly and stably