Features:
This Headband magnifier is great for reading， repairing， sewing and many other daily tasks. The attached light works great in low-light situations. And with adjustable lenses this magnifier works at all distances.
Light weight and portable
Tilt angle of lights and lens easily adjustable
Interchangeable brackets and elastic headband

Specifications:
Lens Dimension: approx 8.5" x 3.5"
Field of View: 250 ~ 350 mm (1X lens)
                       200 ~ 300 mm (1.5X lens)
                      175 ~ 275 mm (2.0X lens)
                      150 ~ 250 mm (2.5X lens)
                      80 ~ 120 mm ( 3.5X lens)
Magnification: 1X， 1.5X， 2.0X， 2.5X， 3.5X
Power: 3 x LR1130 coin batteries (includes)
Color: black
Net weight: 156g

Package includes:
1x headband magnifier with LED lights
5x lens( with a plastic box)
3x  LR1130 batteries (installed)
1x User\'s manual