40X Handheld Magnifier Jeweler Appraisal LED Magnifying Glass Loupe with Light Leather Case (White) for Phone PCB Chip High-definition and Measure Tool Specification : Material: ABS + Acrylic optical lens Illumination: LED Magnification: 40X Lens diameter: 21mm Package weight: 56g Size: approx. 12*3.4*3cm (L*W*H) Power Source: AAA Batteries ( Batteries Not Included in Package ) Application: Hand-held LED Magnifier ideal for Books, Newspapers, Maps, Coins, Jewelry, Hobbies & Crafts Features : Adopt handhold handle according to ergonomics design, ensure more comfortable and softer hand feeling. With a black PU leather case, protects the lens from scratching. Easy to carry and storage. Great for you to read map, newspaper, storybook and magazine etc, give you clear vision effect for tiny objects. With hard and anti-scratching feature, this quality glass lens makes superb quality image without distortions. The light is nice and bright with 2 LED lights that provide good illumination. Eco-friendly and energy-efficient lights ensure an evenly lit viewing area. How to operate microscope : Put sample on flat surface; Place microscope vertically with hand, objective lends facing downwards; In time of insufficient light, LED lamp to give out lighting; View sample by eye lens; If image is not clear, adjust focus-adjusting knob left and right. Package List : 1 x Hand held Magnifier 1 x Black PU Leather Case