The rotary handbell fire alarm is hand operated and suitable for use in hazardous locations and areas without power supply. · · · Suitable for indoor or outdoor use. · · The bell can provide an audible warning of up to 60dB at 35m. · · Made from die-cast aluminium offering excellent corrosion protection. · · Pre-drilled flange makes fitting quick and simple. · · Made of high-quality metal that is durable and long-lasting. · · Has a rotary design that produces a loud, clear alarm sound. · · Provides a loud and clear alarm sound that can be heard from a distance. · · Has a red color that is easily visible.