[ DURABILITY] Made of aluminum and ABS material, this 40X illuminated jewelry loupe magnifier ensures long-lasting use. [BRIGHT VISIBILITY] The strong light provides bright images even in low-light conditions, perfect for rock collectors, and hobbyists. [EASY TO USE] Simple operation suitable for beginners with 3pcs batteries included. Ideal for exploring the tiny world and perfect as a gift. [VERSATILE APPLICATION] Perfect for checking diamonds, gems, watches, relics, antiques, electronic boards, and more, making it a must-have for jewelers. [PORTABLE DESIGN] Light-weighted pocket magnifying glasses allow for easy carrying everywhere, ensuring you can inspect items on-the-go with ease. Item Type: Jewelry Loupe Folded Size: . 58x33x25mm/2.3x1.3x1.0in Weight: . 50g/1.7oz Magnification: 40X Battery Model: Built in 3pcs batteries (included) Battery Capacity: 150 mAh Application: Suitable for checking diamonds, gems, watches, relics, antiques and electronic boards Colour:As Shown Material:Aluminum Alloy Package Contents: 1 x Jewelry Magnifying Glasses Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.