"The SE MH1047L Illuminated Dual Lens Flip-in Head Magnifier is suitable for both casual and serious hobbyists. It functions as a headlamp.
Our Illuminated Multi-Power LED Head Magnifier has the following features:
-Magnification can be increased up to 8.3x by combining the lenses -Fixed lens magnification: 1.9x -Flip lens magnification: 1.9x -Loupe lens magnification: 4.5x -(2) Bright white LED lights
-Tilt and angle controls for vertical and horizontal light beam adjustment -Adjustable head strap with back turn dial -Requires two AAA batteries (not included)
3-1/2"" x 1-1/8"" lens - 1-1/4"" extra loupe diameter - Black and grey plastic body"