Specifications:
Power Supply: Button battery (Not Included)
Color: White and Black
Lens diameter: 22mm
Material: ABS plastic, acrylic optical lens
Magnification: 8X,15X,23X (Up to 3 kinds of magnifications)
Weight: 115g

How to use it?
- Install the battery.
Press the cover and turn it counterclockwise by 30 degrees to open. Then put the battery in and cover it.
- Outer expansion lens installation and removal
When a larger multiple is needed, align the extension lens with the installation slot and tighten it to the right. Then it is done.
If you want to remove it, just rotate it to the left.
- Level adjust the lens barrel
Loosen the screw first to adjust the lens barrel to what you want, then tighten it.
- The retractable temple support can be adjusted to proper length to fit most head. You can adjust the angle of lens barrel and LED lights, and brightness of the LED light is also adjustable.

Please note:
- The focal length of this magnifying glass is not adjustable. Observe the object according to the actual situation, and the clearest is the most suitable viewing distance.
- It may not work for individuals that have AMB (macular degeneration) and others with severe vision loss

What's in the box
1 X Magnifying Glass
3 X Lenses