The Sonic Boom Alarm Clock is a unique clock that is guaranteed to wake up even the heaviest sleepers.

• Select to wake up to any combination of loud pulsating audio alarm, flashing lights, or shaking bed.
• The vibrator can produce steady or pulsating vibration pattern for maximum effectiveness.
• The patented adjustable volume and tone controls allows you to select the best sound combination to wake you up.
• The clock display also has an adjustable viewing angle with large, bright green LED numbers for easy viewing.
• It also has a battery back up for power outages. (9 volt battery not included)
• The clock has a built in receiver to pick up transmissions from other Sonic Alert signalers. This patented feature alerts you to your baby's crying, doorbell or telephone.
• There is also a test button on the unit to explore which combination of flashing lights, shaking bed or loud pulsating audio alarm will work best for you.
• UL listed power transformer.
• Brand new in box with five year manufacturer warranty