Hand Crank Operated Emergency Alarm
Siren Sound Rating 110db LK-100
Manual Hand Crank Operated Siren. Will produces a loud
sound . It does not need any outside power source. Has an effective range of one
mile. Ideal for getting people's attention, or alerting workers for lunch time,
and also good for many other uses. Durable and easy to used
Siren Description: Siren Color:
Red Type: Manual hand lever operated Sound Rating: 110±2 dB(A) @1M Output Frequency: 550±20Hz Material: Aluminum alloy
