【Best Diopters】 5 Diopters is an optimal compromise for reading, sewing, knitting, crocheting, beading, welding, etc. 5 Diopters means a maximum magnification of 2.25x per length measurement or 5x per area measurement of an object. Distance between lens and object: 20cm 【D Continuous dimming】 Long press on the brightness button allows you to easily adjust the brightness between 10% and 100%. 3 color temperature option - 3000K / 4000K / 6500K - to meet your different lighting needs. 【Space-saving, stable support】 Clips to a flat surface up to 5cm thick, saving money space on your desk, workbench or table. Once the arm is positioned, it remains firm. Will not click when you adjust the angle. 【Professional Eye Care】 Adopts translucent material by diffusion with near daylight illumination; Emits soft light with no ghosting, glare or flicker. Note: This does not include other things, the color is based on the first picture, and other pictures only show the effect In Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!