Touch controlled color options Touch the power switch to cycle colors: the first touch shows the first color, the second touch shows the second color, and so on until the seventh color. When the lamp displays the seventh color, it enters the 7 color gradual change mode. Automatic color changing mode The lamp offers an automatic color changing mode. Press the touch button to reach the last color, then press it again to start auto color changing. 7 Colors and color changing Colors available: Red, Green, Blue, Yellow, Cyan, Purple, White. In addition to the fixed colors, there is a color changing mode for a dynamic display. USB powered and long lasting USB powered and long lasting: low consumption and a long lifespan up to 100,000 hours. So convenient to take with you everywhere. Safe and eye friendly Very low heat output, stays cool after long use. Soft warm light that will not hurt the eyes. and service Fast, friendly and hassle 100 percent customer service. We offer a 30 day satisfaction guarantee. If you are unsatisfied with our service or item quality, contact us to the product for a full or exchange. We promise 100 percent satisfaction. Use scenarios Bedroom or bedside ambient lighting and reading light Desk or study area for ambiance and focus Travel or portable use via USB powered devices such as laptops, power banks, or USB adapters