[UPGRADE] 3 Colors * 3 Brightness This desk lamp has 3 light colors and each color has 3 brightness levels. With touch control, the 9 settings are suitable for different scenarios and light-sensitive people. Equipped with 28 upgraded LEDs to provide more uniform luminance than others. Scientifically protect your eyes The ring light design allows the light to simulate the diffuse reflection of natural light, reducing multiple shadows, clear vision, no flash, no glare. The reading lamp will not strain your eyes even if you stay in the light for a long time. Perfect for work or writing. Sturdy clip and flexible neck The gooseneck is flexible to adjust to the right position wherever you want. It is very suitable for fixing on the bedside table, desk, headboard, drawing board and workbench. The rubber pad on the clip protects the sides from damage and provides secure and stable clamping. The clip can open 3-8 cm. USB rechargeable The wireless LED lamp with built-in 1800mAh battery with USB port and USB cable can be used while charging. You can connect it to laptop, power bank and adapter (not included) to power it. The switch on the side has a battery protection function to prevent short circuits when charging.