[30X Magnification]- 30X magnification optical glass lens meets daily observation of general items very well. Its has a 1.08 inch diameter lens, very fast and convenient for soon eye examination. double-layer lens provides clear imaging and good light transmission. [3 LED + UV Lights]- The magnifier Includes 3 white LED lights and 3 UV lights. The bright LED lights suits for use in the dark or see the detail clearly, the 3 UV lights can check the currency or see colorful items, like circuit board, stamps. Just press the red button on side and you can turn on the 3 white light, press the second time to turn on the 3 UV light. Press the third time to turn off the light. [Adjustable Height]- The magnification is fixed, but still adjust the focus to see the three-dimensional objects more clearly, like circuit board, jewellery, and so on. You can adjust the length until the protruding part is clearly visible, and observe the unevenness of different items. The scale bottom is removable,so you can also remove it for better and soon observation. [Compact and Light Body]- It's so (weights 2.5 ounces) and small(2 x 1.8 x 1.8 inch), so you can use it in your hand or put it in your pocket. It also come with a solid PU leather case for better storage. [Wide Application]- It is a professional adjustable optical glass magnifier, very suitable for printing, handicrafts, embroidery, coins, jewelry, stamps, magnification of small insects, etc. Colour: Black Material: Plastic + Metal Size: 47x47x51mm Package Contents: 1 x 30X Magnifier 1 x PU Leather Case Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.