this Sonic Boom Sweetheart alarm clock be great ! I usually sleep soundly and have a problem hear the alarm . I have be search for year for one that I can depend on to wake I up everyday . this be it ! if the very very loud alarm do not wake you , the vibrator will ... just put it under you mattress pad and it will wake you every time . the brightness of the number , the type of sound the alarm make and the volume of the alarm can all be adjust . also , you can choose between alarm only , vibrator only or alarm\/vibrator combination ... it be up to you . and , of course , there be a snooze button that be easy to access .