Features:

??? * 5PCSReplaceable/Interconvertible lens with different magnifications markedin the middle.
??? * LEDlight can be rotated about 60 degree and light source box with batterycompartment is detachable.
??? * Adjustablehead band ensures more comfortable and tight head wearing.
??? * Lightsource box can be used separately as lighting source after beingdismantled.
??? * AdjustableHeadband Optivisor: Headband magnifier has a rotary button design thatcan be used to adjust the size of the headband and is suitable foranyone. By rotating the button you can adjust to the size that bestsuits your head shape.
??? * Perfectfor elderly jewelry work repairing electricians soldering watchrepair painting dentists arts & crafts sewing or as generalreading aid.

Package Includes:

??? * 1x Head-mounted LEDs Magnifier
??? * 1x Lens Set
??? * 1x User Manual

??? * Color:Black + White
??? * LED:2 pcs
??? * Lens:5 pcs
??? * Power:3 * 1.5V AAA batteries (Included)
??? * Material:PC Lens/Environmental protection acrylic Headpiece
??? * Headcircumference: Adjustable
??? * Single-platelens magnifications: 1.0x 1.5x 2.0x 2.5x 3.5x.
??? * Bi-platelens magnifications: 3.0x 4.0x 4.5x 5.0x 5.5x 6.0x.
??? * Magnificationsand Distance to objects:
????? 1.0x300 ~ 350mm // 1.5x 240 ~ 260mm
????? 2.0x215 ~ 235mm // 2.5x 205 ~ 225mm
????? 3.0x160 ~ 180mm // 3.5x 135 ~ 145mm
????? 4.0x125 ~ 135mm // 4.5x 110 ~ 130mm
????? 5.0x100 ~ 120mm // 5.5x 80 ~ 95mm
????? 6.0x60 ~ 85mm