Sunrise / sunset simulation: wake up light alarm clock with sunrise simulation gradually wakes you up with a natural light lamp and sleeps at dimming sunset. The brightness can be adjusted from 0% to 100%. Sleep aid function: the light alarm clock provides 3 types of sleep aid tones. Let you sleep immediately, no more afraid of insomnia and enjoy a good night. Snooze function and 3 wake up modes: if you need a little longer to wake up, simply press the snooze button and the alarm sound mutes. After another 5 minutes, the sound is gently repeated. This allows you to get an additional 5 minutes of sleep and rest. 8 sounds and 9th recording: 8 natural sounds with 15-level volume control, so you can start your morning with the melody of sea waves or chirping birds. FM radio function: this alarm clock supports manual/automatic search for radio channels and the automatic storage of radio channels in the playlist, 40 radio channels can be stored (radio frequency: 87.5 - 108 MHz). The light alarm clock can be used as bedside lamps, night lights, alarm lights. This is great for children.