Feature: 1. Multi Function: LED mirrored electronic clocks has large RGB display, snooze function, 1 set of alarm clock, dual USB output, time memory, light sensing automatic dimming. 2. Colorful RGB Light Bead Display: 4 kinds of dynamic gradient display of single color gradient, overall color gradient, gradient from left to right, and gradient from bottom to top. And it also has 7 single color display of white, red, yellow, green, cyan, blue, and purple. 3. 6 Gears Brightness: The brightness can be manually adjusted in 6 gears, with the adjustment levels of 100%, 80%, 60%, 40%, 20%, off, or light sensing automatic dimming. When this function is enabled, the clock will automatically adjust the display brightness according to the ambient brightness. 4. Dual USB Interface: Compatible for iPhone and for Android phone charging. The digital alarm clock adopts acrylic mirror, which can be used as a mirror after special treatment, with cool and unique appearance. 5. Power Off Memory: A built in CR2016 button battery keeps the time and various settings unchanged after the external power supply is powered off, and the time is not displayed, so as to avoid repeated settings. Specification: Item Type: Digital Alarm Clock Material: ABS Gross Weight: 190g / 6.7oz Product Size: 87x158x55mm / 3.4x6.2x2.2in Battery Type: Button battery ( built in) Battery Model: CR2016 Battery Capacity: 200mAh Number of Batteries: 1. Package List: 1 x USB Cbale1 x English Manual1 x Digital Alarm Clock1 x Base