Welcome to the store! High Quality Interchangeable Lenses The headband magnifier provides 4 interchangeable lenses with different magnifications (1.5X, 2.5X, 3.5X, 5X) to meet your different needs. The lenses are made of acrylic resin with a surface hardness of 5H, which is more wear-resistant and durable. Lightweight and comfortable Ergonomic, lightweight glasses frame. The sponge on the front of the head magnifier frame makes it more comfortable to wear. The attached headband can effectively prevent falling, so it is easier to work for a long time. Adjustable brightness levels The head magnifiers have 2 LED lights, two brightness levels, soft light and bright strong. It can provide sufficient brightness in any dark or dimly lit environment, providing excellent light for illuminating detailed surfaces. High-efficiency USB rechargeable battery With USB charging, you no longer have to need to buy batteries, which reduces weight and saves money and energy. It can be fully charged in 1 hour and can work for 8 hours after being fully charged, which greatly extends the working time of the LED. Versatile use View parts or texts magnified to 500 % of original size in high definition. This LED head magnifier is suitable for everyone, including the elderly, amateurs and professionals. Perfect for reading, needlework, circuit board repair, painting, watch repair and crafts. 100% Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.