Velleman Palielināmas iluminētas brilles VTMG13

Features
adjust the angle of the light box upward or downward freely
you can also push the pivot left and right to adjust the LED light source
with detachable light source box and two "AAA" batteries

Specifications
dioptre: 1.5 - 3 - 8.5 - 10
multiplying power of lens: 0.375x - 0.75x - 2.125x - 2.5x
material of lens: acrylic resin (protected by crack-proof rigid coating)
size of lens: 89mm x 29mm (3.5"x 1.14")
single lens diameter: 29mm (1.14")
power supply: 2 x "AAA" batteries (LR03, not incl.)
weight: 148g (5.2oz)