Mounted Air Raid Siren, 110db Mountable Loud Crank Operated Air Raid Siren

Features and Benefits
● Handle and Mountable Base Plate.
● No Power Supply Required.
● Compact for Portability.
● Powerful Universally Recognized Sound.
● Manual Hand Crank Operated Air Raid Siren.
● Produces a loud adjustable sound of 110 decibels.
● Made out of durable aluminium alloy.
● Ideal for getting peoples attention, or rooting for your favorite team in sporting events, and many more applications.
● By manually rotating the handle, the gearbox of the transmission step by step acceleration to achieve the purpose of sound, the sound depends on the rotation speed of the handle.

Technical Specifications
Material: Aluminium alloy
Operation: Manual hand lever operated
Color: Green
Sound output: 110±2(dB)
Audio frequency: 550±20(HZ)
Transmission distance: 1000(Φm)
Dimensions
Length: 115mm/4.5"
Width: 202mm/8"
Height: 9.1"
This hand operated lightweight siren produces a loud adjustable sound of 110dB ideal for getting people attention on camps, schools, while cheering your favorite team in sport events or any place that you want to produce an effective warning sound and electricity is not available. The handle and lever folds for easy carrying on the included waist pack.
Package Included
1 x Air Raid Alarm with metal base