4 Interchangeable High-Clarity Acrylic Lenses: 1.5X, 2.5X, 3.5X, 5X magnification, optical acrylic lenses are 5H class anti-scratch, more wear-resistant and durable. From now on, say goodbye to squinting and enjoy close-up vision with crystal clarity! Bright and Adjustable LCD Light: This magnifying glass provides bright light that can illuminate the detailed surface. It features two adjustable brightness levels: bright light and soft light. You can also adjust angles for light direction. No more searching for a flashlight to enjoy reading comfortably in bed at night! Efficient Rechargeable Battery: With a 300 mAh rechargeable lithium battery included, this LED head magnifier can be charged for 1 hour on a full charge. So it's always ready when you need it. No more worrying about replacing external batteries. Save money and energy while enjoying bright, long-lasting light. You don't need to buy and insert the battery! Comfortable and Hands-Free: With an ergonomic glasses holder and elastic rubber band, soft forehead pad, this glasses magnifier is comfortable to wear, better fixed in front of your eyes, effectively preventing falling. Moreover, it is easy to carry, an excellent hands-free magnifying tool used for long-term work. Any problems, please contact us. Wide Use: Hands-free magnifier perfect for reading and doing close-up work such as sewing, handicrafts, crochet, cross-stitch, painting small figures, diamond painting, tying fishing hooks, trimming animal claws, cleaning dog ears, crosswords, working on small electronics, setting up guitars, and other small crafts and artworks, a perfect gift for those who have a hobby/business that requires looking at projects up close and illuminated.