Lens(es) Material:
-Main Lens - Glass-20x Lens - ABS Plastic
-Main Lens - Glass
-20x Lens - ABS Plastic
Magnification: 10x / 30xLight: Six (6) LED's (Two-Brightness Levels)Battery: Three (3) AAA Batteries (Not Included)Weight: 0.17 lb (75g) - W/O Batteries