Package Dimensions:1 x 1 x 1 cm 1 Grams Colour:Black Material Type:Acrylic, ABS Size:One Size Manufacturer Item Weight:1 g Product Features: 1.Headband magnifier with LED lights which is suitable for appraisal, clock repair and miniature engraving, etc 2.by 6 x LR1130 batteries (battery included). Batteries are easy to replace. Product Specification: Material: Acrylic, ABS Size: one size fits most Colour: as the picture shows Package Included: 1x head-mounted magnifier Service: If you have any information about the product, please feel free to contact us, we will try our best to reply you within 24 hours. Notes: Please allow slight dimension difference due to different manual measurement. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please refer to the actual product you get, thank you for your understanding.bWide Application b- The versatile head-mounted magnifying glass is best for inspecting intricate details in carvings, electronic parts, watches, cellphones, coins, stamps, s and crafts. bThree Interchangeable Lens b- With three interchangeable lens, 8X 15X 23X can meet your different needs, and equipped with 2 adjustable LED lights, which can help work in low light conditions. bHands Free Design b- You can wear this magnifier on your head like wearing glasses, which is more convenient and comfortable to use than traditional handheld magnifiers. bAdjustable Magnifier b- The temple holder is retractable and the length can be adjusted to fit all head sizes. Lightweight and comfortable, it can ensure firm wear and reduce fatigue when worn for a long time. bPremium Material b- Our head-mounted magnifier is made of high-quality acrylic optical lens and ABS plastic materials, which is safe, non-toxic, environmental, sturdy and will not be deformed. It is the perfect low vision assistant for various tasks, such as reading books, repairing electronic products or working on your favorite s, crafts and etc.