Sleep Aid Function:Sunset simulates the process of sunset,aims to help you fall asleep easily. After enabled,the sunset light will dim gradually,and the volume of your selected nature sound will decrease with time. Wake up light alarm clock has 7 sleep aid sound,you can sleep with sound of crickets/ocean waves/rain/soft music/wind chimes/lullaby/piano.Bedroom Light and Atmosphere Light:Wake up light clock can be used as a bedroom clock and as an atmosphere light clock. Bedroom Light has 7 colors,can have color temperature adjustments from warm to cool bright,there are available 1% to 100% color temperature levels. Atmosphere Light has colorful,sunshine,stars,flame,gradient,ocean modes,works great for the kids.Alarm Function:Wake up light alarm clock has dual alarms function(The APP can set four alarms and can set any time from monday to sunday). When the alarm rings,press to activate snooze mode to delay the alarm for 9 minutes(APP can set 5-60min snooze) and can snooze up to 5 times.Sunrise Function: Sunrise simulates is a nice gradual way to wake up. Wake up light sunrise alarm clock turns the light gradually on by itself 10/20/30/40/50/60 minutes(5-60min can be set with the app) before the alarm goes off,so it helps you to wake up slowly before the actual alarm time. You can choose birdsong,ocean waves,streams,original sound,wind chimes,soft music,and piano as alarm music as you want.Bluetooth,Radio,WiFi Functions:The wake up light clock can be used as a speaker and can play music through a bluetooth connection. This wake up light clock also has a radio function,and the alarm sound can be modulated to your favorite radio channel. It can be connected to the mobile APP through the WiFi function,which makes the setting easier.