Upgraded Intelligent EyeCaring Desk Lamp Eyefriendly illumination with 20 SMD2835 LED beads delivering 3000K to 5500K soft, stable, nonflickering light. Suitable for reading, work, or rest. Uses advanced LED technology to save up to 90% energy compared with traditional lamps. Maximum output is 900 lumens. LEDs last about 20,000 hours, reducing maintenance costs. Intelligent induction auto dimming mode and memory function. The lamp senses ambient light and automatically adjusts brightness to reduce eye fatigue in dim environments and to prevent discomfort in bright environments. Preset settings are remembered and restored on reboot. 3 color modes. Controlled by a rotary knob and a rightside button: 1) Power on/off by pressing the rotary knob. 2) Change color mode by pressing the right button: Natural light, White light, Warm light. 3) Adjust brightness with touch control; brightness can be set for any color mode. Gentle light and convenient USB charging port. Flicker illumination that protects eyes while reading, working, or studying. Includes a USB port for convenient charging of devices.