Features: Asymmetric light source design is adopted to illuminate desktop space, effectively reduce screen reflection and protect your eyes. It offers 3 kinds of color temperature-2700K, 3500K and 5000K to meet the requirements of different scenarios. Support stepless dimming of 10%-100% brightness, easy to adjust brightness via simple touch control. High color rendering index, restore true color details. Easy installation, just hang the lamp directly on the screen, saving space. Type-C interface supports positive and negative plug and unplug, can be powered by desktop computer, laptop, power adapter or power bank. Specification: Material: Metal Color temperature: 2700K, 3500K, 5000K Brightness: 10~100% stepless dimming Color rendering index: 90 Illuminance: 800lux(@50cm), L60*W80cm(@50cm) Power: 6W Working voltage: DC4.5V-5V Current: Max 2A Item weight: Approx. 480g /16.93oz Packing list: 1 * Screen lamp 1 * Base 1 * Data cable 1 * User manual