IINCOOY Emergency Hand Crank Siren Horn 110DB Manual Operated Aluminium Warning School Shopping Mall Fire Air Raid Disaster Safety Alarm

Description

• The siren crank does not require power. Manual air protection siren with winch control. Produces a loud demodulated sound of 110 decibels.
• Compact, portable crank siren. Handle and lever are folded over included fanny pack for easy carrying. Made of strong aluminum alloy. Strong voice, universally controlled
• By manually turning the handle, the gear of gear accelerates step by step to achieve the purpose of the sound, the sound depends on the speed of the handle
• Great for attracting people's attention or searching for your favorite team through sporting events and other apps.
• This manual light siren produces 110 decibels. It is a powerful, adjustable sound that draws attention to refugee camps and schools, whether you are cheering or cheering your favorite team at a local sports game. You need to hear a valid warning.

Technical Specifications
Material: Aluminium alloy
Operation: Manual hand lever operated
Sound output: 1102(dB)
Audio frequency: 55020(HZ)
Transmission distance: 1000(m)
Dimension
Length: 115mm/4.5"
Width: 202mm/8"
Height: 9.1"

Features and Benefits
Handle and Cranking Lever Folds.
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.

Notice
1. Please allow 1-3mm error due to manual measurement.Pls make sure you do not mind before you bid.
2. The color may have different as the difference display,pls understand.

Package Included
1 x Air Raid Alarm

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