Easy to Install & Wide Range of UseThe patented clip-on design enables it to be installed in seconds! Without any tools, just clip the desk lamp on screen. Flexible design, suitable for screen thicknesses from 0.12 to 2.2 ( 0.3 cm TO 5cm). It's convenient to use. Colorpanda BenefitsIts long lifespan also reduces maintenance costs. Colorpanda high quality lighting increases productivity. Our customer support team will also address your concerns within 12 hours.