Description Dual-lens magnifier design: It is a shatterproof, high-resolution crystal lens with 30ois magnification. Adjustable brightness with 3 modes: It has 33 LED lights, the LED lights improve image quality at night, is activated by a switch integrated in the handle, the switch is located exactly where the thumb is. and it is USB charging version (including USB charging cable). Easy to use and long battery life: The slim handle is made of environmentally friendly ABS plastic and offers a good grip. The non-slip switch is located exactly where your thumb is and allows for easy on and off. Has an included 1200mAh lithium battery with long battery lifeLow light - 26 hours, medium light - 8 hours, high light - 6 hours. A GOOD LUPE GIFT: Gift ideal for Christmas, Thanks, Fathers Day, Mothers Day, Childrens Day for the elderly and children. For the elderly, this reading magnifier would and certainly is ideal for reading small letters and is used by children to explore the natural world. Made with scratch-resistant, shatter-resistant, and durable clear lenses. optical quality designed for the elderly, students, professionals and visually impaired people. Material: ABS + acrylic optical lens Size: 27.4 * 13.5 * 3 .3 cm Weight: 205 g Lens diameter: 110 mm (main lens) 25 mm (secondary lens) Battery parameters: 1200mAh rechargeable lithium battery Mode: adjustable brightness: low light, medium light, high light Battery life: low light-26H; medium light-8H; strong light-6H Package: USB cable, wiping cloth, color boxProducts from GuanGuan's store