1. Touch Key In the time display state the screen brightness can adjusted by touch 2. Night mode 22:00-6:00 automatically enter low brightness mode 3.Two groups of alarms Can set Monday to Saturday Monday to Friday Everyday alarm 4. Snooze 5. HD digital display Automatic light sensitivity 6. Two-way routing 7. Two ways of placing: hanging or standing 8. Always on when plugged in If you want to use the power-off memory you need to put AAA batteries (Battery is Not Included)at the same time 9.Voice control Voice control: clap your hands or knock on the table to wake the alarm clock If only powered by AAA Battery(Battery is Not Included) it has Voice Control . It can not work if it is plugged in use.