Product: LK-100 hand operated siren
Sound level dB(A) 1M: 110±2
Output frequency: 550±20Hz (Dependent on Rotation Speed)
Material: Aluminium alloy
Transmission Distance: 1000m
Application areas：An ideal alarm equipment used by civil defense.military,detention centers, prisons, mines,
airports, pastures,oil depots, warehouses, hotels, hotels and other enterprises inthe event of a critical situation.
