ILLUMINATED MAGNIFIER: This led jeweler loupe is 4.5cm wide 8.3cm long when folded and 13.1cm when unfolded. It consists of 3 different sizes: the 30X lens has a diameter of 23.6 mm, the 60X has a diameter of 9 mm and the 90X has a diameter of 6.1 mm. This embroidery loupe comes with instructions and 3 LR44 batteries. PRACTICAL DESIGN: This jeweler's loupe is made of high quality durable plastic and has 3 scratch-resistant acrylic lenses. This professional jeweler's loupe has been ergonomically designed to be portable and lightweight to easily fit in your bag or pocket. This pocket magnifier allows you to enlarge texts and inspect defects when necessary. Its compact size allows you to enlarge your view while on the go or traveling. EASY TO USE: The x30 60X 90X battery-powered magnifier without wires is equipped with 3 different light modes - a powerful LED lamp with two intensity settings, giving you powerful illumination and UV backlighting. LED lights are great for dark or low light