Large Digital Loud Ring Timer
The Large Digital Loud Ring Timer has a volume control dial that can be adjusted up to 90 decibels. This 24-hour timer is great for noisy work environments, as well as the hard of hearing. A red light flashes as the alarm goes off and its large LCD allows for easy viewing from across a room. It has a one-touch start/stop button, non-skid rubber feet and is wall mountable.
More information: http://www.hearmore.com/store/prodView.asp?idproduct=9866&idstore=6&product=Large-Digital-Loud-Ring-Timer--90dB