Decent Alarm Clock with Large, Clear Display Clearly view the time on the large and clear LCD screen with nice blue illuminated jumbo digit. No squinting to read the time, even without your glass. Decent look, clean, simple, aesthetically pleasing design. Not too big, not too small, décor even as additional decoration. Adjustable Brightness Control With the dimmer button, you are able to adjust the brightness from 100-0 level comfort view by turning the dimmer wheel, or turn the brightness completely off for night sleep. No light, no complain, clock is still running. Have a good rest! Enjoy FM Radios Single on/off radio button, tuning in your favorite channel with 0-15 level volume adjustment. Built in high quality loudspeaker, the sound is loud and clear, enhance your listen experience. Programmable Sleep Timer Fall asleep to the radio using the programmable count down sleep timer. 10-120 minutes optional. Gradual Alarm with Adjustable Volume The gradual wake alarm feature starts with a subtle, low volume and then gradually increases to a reasonably high level in order to gently wake you up from sleep. Alarms sound can be adjusted to your desired level whatever select wake up to buzzer or radio. Buzzer with 3 level adjustment (high, medium, low). Radio with 1-15 level adjustment. Snooze Button Snooze function will let you catch an extra shuteye. 9 minutes interval to mute the sound for every click button, which can be repeated to one hour until turned off. USB Charging Port The labelled “out “ USB port for other smart device charging like cellphone, tablet etc. Very handy and convenient. Battery Backup An optional backup battery keeps the clock working during a power outage.