TANSOREN LED Desk Lamp,Gooseneck,Dimmable Multi-Point Touch Control,4-Level Dimmer 4 Levels of Brightness:You can easily customize your lighting.1st step:10% of Max. Brightness;2nd step:40% of Max. Brightness;3rd step:70% of Max. Brightness:4th step:100% of Max. Brightness. Superior Light Quality: Enjoy comfortable, non-flickering light for stress-free productivity and down-time. Light emitting panel provides powerful yet even light without harsh glare or shadows. Intelligent Features:Touch ON/OFF press shortly for ON, press for 2 seconds for OFF. Economical and Environmentally Friendly: These power-saving LEDs last over 20 years, so you'll never have to change a bulb again. Solid base with non-slip material ensures strong overall stability. What You Get: TANSOREN LED Desk Lamp,AC adapter,welcome guide,our fan-favorite 18-month warranty and friendly customer service.