The manual rotary handbell has been around for as long as we can remember, but unlike many low-cost imports, our rotary fire alarm bell is now better than ever. Made of aluminum, you simply stand and wind the handle around to produce a 60db bell sound. This fantastic deal The Rotary Hand Bell is suitable for both indoor and outdoor use and is simple to install thanks to its pre-drilled flange. Its tried and tested robust design means that this unit is built to last and to be dependable if it ever needs to be used. The manual operation of the bell eliminates the need for a power source, and the alarm can be heard at up to 35 meters away at 60db.