Colour: Black Power: 5W Size: About 44cm Applicable to: PC computer Material: ABS, PC LED Type: SMD3014 Number of LEDs: 54 Beam angle: 120 degrees Power: Max 5W Voltage: 5V (USB interface) Lighting: white light, neutral light, warm light (stepless dimming brightness adjustable) Warranty: 1 year Work with the right light source, don't abuse your eyes Research shows that we work on the computer for an average of 5.7 hours each day. Staring at the screen for so long causes eye irritation. To eliminate this discomfort, enough rest helps, but the key to relieve eye strain is sufficient lighting. Stepless dimming function The brightness can be adjusted freely according to the environment, care for your eyes Three Color Temperatures White light, warm light, mixed light three modes to meet the needs of different scenes. White light (5500K): Clear and bright lighting improves work efficiency Neutral light (4000K): Neutral color temperature for reading Warm light (2800K): Improve the sense of saturation of life Directional Lighting. Focus on Lighting up the Desktop LED Light source for a wide illuminated area without dead corner.The lamp body is designed with an inclination angle to illuminate the keyboard and documents in front of the screen. RGB Color Vest Design Help you relax in your free time Mix light to create a stylish, welcoming atmosphere No Blue Light Hazard, No Stroboflash Reduce blue light hazard, no visible flicker, better eye protection