Featuring 5 interchangeable lenses with different magnifications marked in the center. The LED light is rotatable and framed with a removable battery compartment. Lens Magnifications: 1.0x, 1.5x, 2.0x, 2.5x, 3.5x The headband is adjustable with a twist of a knob for personalized comfort. With clips on the head, you can use two lenses simultaneously for easy switching between magnifications. Features: - 5 interchangeable lenses with different magnifications clearly marked. - Rotatable LED light with a removable battery compartment. - Adjustable headband ensures a comfortable and secure fit. - The light source housing can be detached and used separately as a flashlight. - This detachable headlight illuminates your work, allowing use day or night. - Headband adjusts easily for a comfortable, custom fit. - Lenses are made of high-quality, molded ABS acrylic for clear, undistorted viewing. - Clips allow for simultaneous use of two lenses for quick magnification changes. - Widely used in mechanical processing, electronic repair, watch repair, miniature jewelry making, engraving, and more. - Specification: - Lens Magnifications: 1.0x, 1.5x, 2.0x, 2.5x, 3.5x - Battery: 3 x AAA battery (not included) - Magnifications are marked on the lens - The table below shows the distance relationship between magnifications and viewed objects: Distance | Magnification | Object 1.0x | 300 - 350mm 1.5x | 240 - 260mm 2.0x | 215 - 235mm 2.5x | 205 - 225mm 3.0x | 160 - 180mm 3.5x | 135 - 145mm Type: Magnifier Use: Daily use, experiments, hobbies Material: ABS Quantity: 2 Color: White Size: 60x44x48mm Package Contents: 1 x Detachable LED Headband Magnifier with 5 Interchangeable Lenses 5 x Optical Magnifying Lenses 1 x Bilingual User Manual