1、Glass Magnifier: This magnifier is made of glass with high definition amplification. The field through this lens is clear without internal reflection, and long term use will not cause dizziness. 2、Clamp Design: With metal clamp, this lamp can be fastened to any flat surface less than 2.56 inches/6.5 cm (maximum) thick, very practical! 3、Mode Adjustable: There are 10 brightness adjustable levels and 3 colors, warm, white, yellow for you to choose from, you can make adjustments according to your actual needs. 4、Flexible Arm: Equipped with a flexible arm, the lamp can rotate 360 °, and the joint of the arm can be flexibly adjusted to the desired position. 5、Wide Application: This 5X lamp magnifier is very helpful in observing small parts, reading books, welding, model making, sewing, etc. Applicable to schools, research rooms, offices, libraries, laboratories and so on.