Interchangeable High-Clarity Acrylic Lenses: 1.5X, 2.5X, 3.5X, 5X magnification, optical acrylic lenses are 5H-rated anti-scratch, more wear-resistant and durable. From now on, say goodbye to squinting and enjoy close-up work with crystal clarity! Bright and Adjustable LCD Light: This magnifier provides bright light that can illuminate the detailed surface. It has two adjustable brightness levels: strong light and soft light. You can also adjust the angles of the light direction. No need to look for a flashlight to read comfortably in bed at night! Efficient Rechargeable Battery: With a 300MAH rechargeable lithium battery included, this LED head magnifier can be charged for 1 hour for a full battery. So it's always ready when you need it. No more worrying about changing external batteries. Save money and energy while enjoying bright, long-lasting light. No need to buy and insert a battery! Comfortable and Hands-Free: With ergonomic glasses holder and elastic rubber band, soft forehead pad, these glasses magnifiers are comfortable to wear, better fixed in front of the eyes, effectively preventing them from falling. In addition, it is lightweight to wear, an excellent hands-free magnifying tool used for long-term work. If you have any problems, please contact us. Wide Range of Uses: Hands-free magnifying glass perfect for reading and close-up work such as sewing, needlework, crochet, cross-stitch embroidery, painting small figures, diamond painting, tying fishing hooks, trimming pet nails, cleaning dog ears, crosswords, working with small electronic devices, installing guitars and other small crafts and artworks, a perfect gift for those who have a hobby/profession that needs to look at projects up close and illuminated.