The magnifying glass on the forehead with light is a useful tool for mother rearing to grafting larva. If you need free hands at work, this magnifier will make it easier for you. In the middle is the lighting (2 x LED) with a switch.
Adjustable magnification:
1.2x - optimal viewing distance 520 - 620 mm
1.8x - optimal viewing distance 230 - 320 mm
2.5x - optimal viewing distance 150 - 250 mm
3.5x - optimal viewing distance 80 - 120 mm
Power supply: 2 pcs of AAA batteries (included in the package).