Ebern Designs 21"H Charge-Up Circadian LED Desk Lamp (Set of 2) Black Finish with Touch Switch and Night Light on Base . When used at full brightness, this lamp shines with a refreshing and crisp light output of 600 Lumens (5,000k daylight spectrum for a bright, white light) to support and maintain a healthy circadian rhythm. The Ebern Designs Charge Up Desk Lamp is the ultimate desk and task light because it's scientifically proven to increase energy, focus, attention, balance circadian rhythm and boost mood. Made with the highest-quality LEDs, the Charge-Up Desk Lamp has an industry-leading color-quality rating of 90 plus, for true colors and optimal contrast, making it the perfect lamp for home office, video calls, makeup application, task lighting, crafting and more. The Ebern Designs Charge Up Desk Lamp features 10 brightness settings, adjustable by sleek touch-button controls in the base, dimming down to 5% brightness for fully adaptable day-to-night use, the only circadian desk lamp on the market with a built-in nightlight in the base, this lamp is excellent for multi-functional spaces where you want a boost of energy in the daytime and calm, soothing light in the nighttime that won't disrupt sleep patterns. With a large, adjustable head, innovative design and ultra-modern smooth matte finish, the Charge Up Energy-boosting Desk Lamp is the ultimate addition to your home, office, dorm or anywhere you want to experience a natural boost to focus and mood.