Product information:
-Colour: White
-LED: 2 pcs
-Lens: 5 pcs
-Power: 3 x 1.5V AAA batteries. Included.
-Material: PC Lens, Environmental protection acrylic Headpiece
-Head Circumference: Adjustable
-Single-plate lens magnifications: 1.0x, 1.5x, 2.0x, 2.5x, 3.5x.
-Bi-plate lens magnifications: 3.0x, 4.0x, 4.5x, 5.0x, 5.5x, 6.0x.

-Magnifications and Distance to Objects:
-1.0x 300 to 350mm, 1.5x 240 to 260mm
-2.0x 215 to 235mm, 2.5x 205 to 225mm
-3.0x 160 to 180mm, 3.5x 135 to 145mm
-4.0x 125 to 135mm, 4.5x 110 to 130mm
-5.0x 100 to 120mm, 5.5x 80 to 95mm
-6.0x 60 to 85mm

Contents in Box:
-1 x Head-mounted LEDs Magnifier
-5 x Lens Set
-3 x Battery
-1 x User Manual

More information about product:
-Aluminum Alloy Guitar Capo
-A great quick release capo suitable for electric or acoustic guitars.
-Quickly and easily released and repositioned without disturbing the tuning.
-Convenient and portable
-Easy to use, can be repositioned with just one hand.
-Clamps on any fret.
-Soft rubber pads for firm string tension and great protection.
-Made of light aluminum alloy.
-Note: Not suitable for classic guitars. Guitar not included.