1. Multiple sets of different magnifications are available, you can change them according to your needs
2. With 5 high-definition acrylic optical lenses, clear magnification, interchangeable
3. Breathable and comfortable, front and rear headband adjustment wheel design, more convenient to use, suitable for different head circumferences
4. LED light source, low energy consumption, detachable light source box
5. Power supply: 3 AAA batteries (not included)
6. Magnification: 1/1.5/2/2.5/3.5X
7. Material: plastic, acrylic optical lenses
8. Weight: about 266g
9. Size: about 25 x 20 x 10cm