Big Digital clock 5 levels Adjustable Brightness:The Alarm clock features large and clear digits for easy reading from a distance, with adjustable 5-level brightness that protects eyesightand does not disturb sleep Loud Alarm Clock 3 Levels Adjustable Volume:Super loud alarm clock for heavy sleepers adults,In order to wake up naturally and gently, Instead of suddenly waking up, LED clock has 3 levels of alarm volume to choosefrom 55dB-100dB.9-mins,snooze makes it easy for you to wake up