Colorful Display & RGB Night LightThis is a nice digital alarm clocks bedside with cool,rainbow readout. It is bright and the color changing night light is a great idea for boys and girls. The intensity of the display and night light can be dimmed to your preference.Perfect for the bedside table or bedroom decor. If you're picky about colors, you'll like that this alarm clock with light offers regular colors and dynamic RGB color variations, with different finishes and display hues to choose from. 6" Large LED DisplayEasy to read large digital clock, with a 6-by-2.6-inch illuminated display, it is visible in daylight and at night from at least 20 feet away. The large digit size is a boon for people who have poor sight because there's no need to fumble for them in order to check the time.You can change the display numbers to various colors and there is a dimmer for display brightness adjustment. If a big display keeps you up at night, know that the alarm clock does offer a dimmer setting. Snooze Function and 5 Alarm-Volume Levels The led alarm clock emits a loud(55dB-95dB), constant beep that can be heard from at least 20 feet away. Loud enough to wake even sleeping kids. That wake-up call continues until you shut off the alarm or hit snooze (which provides an extra 1-15 minutes of slumber every time you press it). Let your boys and girls won't late for school anymore. Easy to Setup and USB Charging Port The kids alarm clock is easy and intuitive to set and use, with clearly labeled buttons for alarm setting and one physical dial for display brightness adjustment. The separate button design on the top allows you to see the screen display while you are setting the alarm. Compared with the others whose button on the back, it is more convenient and easy to use. Perfect alarm clock for kids, teens and seniors. Meanwhile,this natural light alarm clock with USB charging port, which can charge your smartphone or other device when you sleep. Mains Powered and Battery BackupPlug in the DC adapterincluded) to power the alarm clocks. It needs two 1.5V AAA batteries (not included) that is not going to run the alarm clock but preserves the time and alarm settings in case of a power outage. Note:During use of the backup battery, the screen will go blank and this mains powered alarm clocks will not sound.