With 2 bright LEDs to illuminate viewing field. Angle of light can be adjusted. The headband can be adjusted to comfortably fit head in most sizes. Applications: 1. Outdoor activities, home use, and processing, installation & repairing in electronic industry. 2. Observing pores, manicure, etc. 3. Sculpture and art. 4. Repair accessory for camera, watch, etc. 5. Reading in dim light. 6. Dentist, tailor, embroidery workers. 7. Stamp collecting, jewellery, printing, etc.