[7 colorful night lights] Multi-colored night lights can be used as mood lights or screen backlights to clearly see the time of night. It is a good training for children to sleep, teach children when to go to bed and get up [easy adjustment] work days and daily alarms, nap, 12/24 hour format, adjustable volume, adjustable backlight. Additionally, you can set the alarm by selecting 11 different natural sounds and 7 light colors. [11 ringtone options] 11 different ringtones are available, 1 - 4 natural sounds: waves, bubbles, fights, birds. 5 is the cycle of the first four sounds. 6 - 10 is world classical music, the last 11 are 6 - 10. [other functions] countdown function (00: 00: 00 - 23: 59: 59 hours). A dynamic projection of the colorful starry sky to the rhythm of the music. conversion function - in time mode, press the "up" key to convert 12/24 hours; Press the "down" key to switch between Fahrenheit and Celsius