Variable Brightness: Turn on the desk lamp whenever and wherever you want, and adjust the brightness and mode as needed (3 light modes x 10 brightness levels). Multi-angle Adjustment: Attach the desk lamp to the side of the table and you will find that by adjusting the swing arm and head, you can cover almost all lighting angles. The coverage is perfect for tables around 2 meters. Space-saving: The LED desk lamp can be stored at any time when not in use, so you don't have to worry about it taking up space on your desk. It brings more integration and simplicity to your desk. The next time you turn on the desk lamp, just pull it out to the angle you want to continue working in. Relieve Fatigue: You will find that by using LED desk lamps, the light becomes more pleasant and gives your eyes greater adaptability (3200K-6500K, warm light, natural light, daylight). Energy Saving: Easy to use, just plug in the 5V/2A adapter. Adjust the brightness to a maximum output of only 12W. The LED desk lamp has a lifespan of 50,000 hours.