Features 1、HEAD MAGNIFIER: This is an ergonomic eyeglass frame that prevents the magnifier from falling off and reduces pressure on the bridge of the nose. Ensure strong wear and reduce fatigue during long term use. Also frees up your hands to focus on the object you want to observe 2、INTERCHANGEABLE LENSES: The head magnifier pack contain 4 sets of interchangeable lenses of 10x, 15x, 20x, 25x, which can meet your needs for close work. It is recommended to select a lens barrel with appropriate magnification according to the size of the object to be observed. The magnification ratios can be exchanged quickly and put into the corresponding lens storage box to keep clean 3、MONOCULAR OBSERVATION: It is recommended to use only one eye of the binocular magnifying glass to observe the object, as the focus will fail when both glasses are used at the same time. You can alternate between the two cylinders to eliminate visual fatigue and effectively improve your work 4、DETACHABLE STAND AND HEADBAND: The stand and headband are interchangeable, and the dimmable magnifying glass stand can be flipped up and down to the desired position for better detail viewing 5、VERSATILE APPLICATIONS: Heads up magnifying glasses with lights are widely available and are ideal for close work, such as reading, watch or circuit repair, crafts, jewelry appraisal, eyelash extension, welding, painting, etc. Perfect for helping watch repairers, jewelers, the elderly or the nearsighted to observe nearby objects Specification Item Type: Watch Repair Magnifier Product Material: ABS plastic Button Battery: 6 x lR1130 60mAh Package List 1 x Magnifying Glass6 x Lens1 x User Manual1 x Headband Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store