Features: LED Technology. 40 000 hours per lamp. Features: 45° inclined Binocular Head, WF 10x eyepieces, rotating turret of 2 magnifications, 2x and 4x. Total magnification of 20x and 40x, rubber eyecups, black and white contrast plate, frosted glass cover stage, LED incident and transmitted illumination. Complete set in polystyrene box with dust cover.