Conoco® Smart TT-DL01(Piano Black) Versatile Natural Light LED Desk Lamp (4 Lighting Modes- Reading, Studying, Relaxation & Bedtime, 5- Level Brightness Control for each mode, Touch Sensitive Control Panel, 1-Hour Auto Timer, 5V/1A USB Charging Port) A timer and a USB charger enhances the versatiliy of the lamp. Whether it is for studying, music reading, relaxing, or just a coffee time, the brightness and color of light can be changed with a touch of a finger. Compares with Softech"s similar lamp ($149) , the Naturtek LED Desk Lamp last 50,000 hours vs. 40,000 hours. And Conoco offers it with a special Amazon.com pricing and it is from factory-direct to you for the best value. The use of natural light to regulate our body"s natural rhythm has been shown to improve mood, productivity and overall health. This innovative lamp provides UV free full spectrum LED light suitable for piano music lighting, work, studying and living activities. Selectable light spectrums ease eye strain, decrease fatigue and help to lower stress levels. High quality durable plastic. Electronic membrane switches. Up to 1100 lux brightness using only 10 watts of power. The NatureTek Eco-friendly Piano LED Desk/reading lamp that provides multiple levels of distinct light spectrum"s for stress free productivity, and does not contain any mercury or emit harmful UV radiation. For reading a book or music - stimulates concentration & reduces eye strain with mid-range color (4300K-5300K). For studying - increases attention & concentration of high range color temperature (6000K-7000K). For relaxation - promotes relaxation & improved mood with low-range color temperature (2500K-3300K). For bedtime - encourages a deep sleep with comfortable soft light (2500K-3300K)