3 COLOR MODES \u0026 10 BRIGHTNESS LEVELS -- This desk lamp has 3 color temperatures and 10 brightness for each color temperature. There are a total of 30 modes for you to choose from. You can adjust the light according to different needs. 360 ROTATABLE ANGLE -- With a goose neck design, it can be rotated 360 , and you can easily adjust the light to any angle you want. EYE-PROTECTION -- There are 3 color temperatures, white, warm white and warm light. White light is more suitable for your work, reading or studying. The warm lighting creates a warmer and peaceful atmosphere, ideal for sleeping or relaxing at night. AUTO-OFF TIMING \u0026 MEMORY FUNCTION -- Press the ON\/OFF button for 3 seconds until the blue light flashes, the lamp will turn off automatically 1 minute later. Also, the light could memorize your last setting of color and brightness, when you turn it on again, the last brightness and color will be retained. USB CHARGING(Adapter not included) \u0026 SERVICE-- These desk lamps are equipped with USB plugs and can be connected to any USB device to power the desk lamps. Laptop, desktop, power bank, adaptor, USB socket etc. We offer 2-year warranty. If your product arrived faulty or damaged, please contact our 24\/7 online after-sale service. Well response by the earliest time