【3 Color Modes and 10 Brightness Levels】 : The Clip on Desk Lamp provides you 3 color temperature(Warm White, Natural White and Cold White) and 10 brightness levels for each mode. Totally 30 Lighting choices to let you create the most comfortable and perfect lighting mood | 【EYE PROTECTION & ECO FRIENDLY】 : Clamp on table light made of high quality LED chips offer non-ghosting and non-flickering light, the book light won't make eyes fatigued even staying in the light for a long time. Its soft light can protect your eyesight and reduce eye strain, suitable for reading, studying, webcam zoom. Only cost 20% energy as an incandescent lamp does in the same brightness. No lead or mercury, No UV or IR Radiation. | 【360° Flexible Aluminum Neck Holder & Strong Clamp】: Aluminum high-strength and durable neck holder can be 360° adjustable to meet different lighting angle. Strong Aluminum Clamp can be used perfectly with music stands, pianos, office tables, computer,bed, desks and headboards | 【Memory Function & USB Charging】: With memory function, LuxLumin desk lamp can light up from last setting mode when you turn on again. Its 59 inch USB charging wire provide wide application and portable lighting choice. (Note: AC adapter is not included) | 【MULTI USAGE & SERVICE】: Clip on ring light can be widely used in reading, working, studying, remote working, video conferencing, zoom calls, self broadcasting and so on. All of our products passed the strict quality test. Please do contact our seller support and we will respond by the earliest time if you receive any faulty or damaged desk lamp.