Mirari OK to Wake!  Alarm Clock & Night-Light OK to Wake, color changing night-light timer teaches children to stay in bed longer in the morning so parents get more sleep Customizable: Parents set the "OK to Wake", time and brightness Separate "Nap Timer" allows for afternoon napping without disrupting usual alarm and night-light settings Alarm clock with snooze function allows older kids to get up "on their own" Fun "toe" buttons designed for kids invoke funny facial animations on the LCD.Runs for approximately 3 months under normal operating conditions