This innovative do glasses magnifier, with handle and headband and 2 LED lights, can be easily used do read books, read newspapers, draw, handicraft, tailoring, watch flowers and plants, and so on. The bracket and headband are interchangeable in use. In addition, there are five types of lenses with different magnifications do of alternative use. Functions: The surface of the lens is strengthened and the surface hardness reaches a degree of 5H. The brightness of LED can be adjusted with two types of brightness, strong light and soft light. It can be used in a variety of lighting conditions. and the beam angle is also adjustable. The movable lens gap is used do adjust the focal length of the lens and object and the distance between the lens and the eye. Efficient batteries can be fully charged within an hour. This significantly extends the working time of LED, reduces resource waste and is more environmentally friendly. LED can work continuously for 8 hours in low light and 4 hours of strong light. For five lenses with different magnification, the required lenses can be selected depending on the size of the observed object. Good magnifying tool do reading books/newspapers, drawing, handicrafts, tailoring, viewing flowers and plants, etc. Technical data: Colour white Lens Material: Acrylic Lens Frame materials: ABS PP Rechargeable Battery: 300mAh Lithium Battery Input Voltage: 110~240V Frequency: 50Hz Output Voltage: 5V Power: 0,1W Power Consumption: 0,15 W Lens: 1.0X / 1.5X / 2.0X / 2.5X / 3.5X Focal length: 500 mm / 330 mm / 250 mm / 200 mm / 140 mm Lens size (1 pcs. ): 95 * 34mm / 3.74 * 1.34in Position Weight: Approx. 221 g / 7,81 oz Package Weight: Approx. 340g / 12oz Package Size: Approx. 21 * 15,5 * 6,5 cm / 8,3 * 6,1 * 2,56 inch List of packages: 1 * Magnifier 1 * Headband 5 * Lens (1.0X, 1.5X, 2.0X, 2.5X, 3.5X) 1 * Lens Box 1 * USB Cable 1 * User Manual (English)