Don't worry about oversleeping with the Alarm Clock Pro from Bellman & Symfon. The Alarm Clock Pro features LED lights, a powerful bed shaker with sound, and a built-in audible alarm that increases in sound volume. Loud 100+dB ascending alarm that spans multiple frequencies so even if you have high frequency hearing loss you won't miss the alarm. Now you can wake up on time without waking everyone else in the neighborhood. Perfect for any level of hearing loss!