1.Sunrise simulation: This digital alarm clock with sleep aid is designed for everyone, especially for heavy sleepers and children. The sunrise simulation light with 7 natural sounds will gradually turn on from 10% brightness to 30 minutes before the alarm time. You can set the process to 20 minutes or 10 minutes if needed. 2.Dual alarm and sound supported: We have developed two alarm clocks. Dual alarms are equipped with 'Every Day', 'Weekday' and 'Weekend' options. The snooze function is designed for those who need an extra 9 minutes to start the day. 3.Colourful lights: You can choose from many colour lights. There is 3level LED time display brightness (can be turned off completely) and 20 levels of adjustable lighting brightness. 4.7 alarm sounds: When you press the 'Radio' button, a radio sound is available. The watch supports manual tuning by turning the snooze button. You can select 7 alarm sounds to wake you up with 16 adjustable volume levels.