GBHJJ Hand Crank Siren Horn, Hand Loud Crank, Manual Operated Portable Metal Alarm/Siren Aluminium Alloy Hand Crank, Fire Alarm Tornado Air Raid

Description

• Siren crank does not require electricity. Manual anti-aircraft siren with winch control. Produces a loud demodulated sound of 110 decibels.
• Compact portable crank siren. The handle and levers fold away on the included fanny pack for easy portability. Made of strong aluminum alloy. Powerful sound, global controllable
• By manually turning the handle, the gait will be gradually accelerated to achieve the purpose of vocalization. The sound depends on the speed of the grip
• Great for grabbing attention with sports and other apps or searching for your favorite teams.
• This hand siren generates 110 decibels. It's a powerful, customizable sound, whether you're rooting for your favorite team at a local sports game or rooting for refugee camps and schools. You must hear an effective alarm.

Product Name: Manual alarm
Transmission distance: 1000m
Product model: LK-100
Weight: 1.5kg
Product color: red
Sound pressure level: 110dB
Product material: aluminum alloy body
Sound frequency: 550Hz
Crank rotation: clockwise
Application fields: aviation, schools, military, dedicated to flood control, natural disasters and other emergency places

Shipping and Returns

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• All customers are entitled to a return window of 14 days, starting from the date of delivery of the product(s).
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