OnLyee Dual Loud
The prospect of being awakened by a little earthquake is not exactly appealing. Though there are alarms on the marketplace that use traditional methods to wake you up, they might not be efficient enough. So if you're concerned about not getting up on time, this extra-loud alarm clock - OnLyee Dual Loud - may come in handy! It is one of the loudest alarm clocks for heavy sleepers.
The OnLyee Dual Loud is a tiny clock with a loud chime and battery operation for mobility and convenience. Simply insert four AA batteries into your clock. When the time comes, this innocent-looking gadget will startle you with its tremendous noises!
This alarm is especially convenient since it does not begin at maximum volume, so you are not instantly subjected to a deafening explosion. Starting at a normal volume level, the alarm sounds on this clock will progressively increase in decibel level until it hits 110db. If you believe it would be simple to dismiss a loud siren, let's see if you can tame this beast!
Ratings: 4.3 stars (from 2624 reviews)
Price: $23.99
Buy it at: https://www.amazon.com/dp/B09KTL398H