Creating a Special Atmosphere 1byone Smart LED Atmosphere Lamp’s white light mode has been tuned to a warmer hue that is both pleasant on the eyes but still bright enough to fill any space you desire. To create a really special atmosphere, engaged auto-cycle color mode, which seamlessly cycles through a full range of 256 stunning colors. Let this mode continuously cycle for a gorgeous 365 degree display of luminosity, or pause it on the color that perfectly fits your mood, your surroundings, or your festivities. Easy to Use Control the bedside lamp’s functions all with an elegantly easy touchpad. Touch for 2 seconds to switch between warm white and auto-cycling color modes, and then simply tap to change the white light’s brightness or to pause the auto-cycle mode on your desired color. Compact and Simple Design At 100*100*160mm (3.9*3.9*6.2inches), this lamp is a perfect size; It’s big enough to sturdily sit on any flat surface and adequately light the space around it. Yet is also easy to move and place anywhere, even outside in the garden, or for a camp. And with an internal rechargeable battery, it can be unplugged at any time for use outside. Specifications Table Lamp Power Input: 5V/1A Built-in Lithium battery: 3600mAh Charging time: 4 hours Using time: 11 hours at low light ; 6 hours at moderate light; 3 hours at bright light Color Temperature: 2900K – 3100K Lifetime: 20,000 hours Dimensions: 100mm*160mm(D*H) Weight: 400g Please take attention: The desk lamp should be charged by the charing cable in the parcel, other charging cables maybe damage the battery.