ECUTEE Hand Crank Alarm Siren Horn - Portable 110dB Manual Operated Air Attack Horn - Handheld Aluminum Housing Emergency Safety Alarm for Factories, School, Coast Guard

• 📢110db Loud Handsiren---The hand-crank alarm produces a loud, 110 decibel loud demodulation sound for timely alarms.
• 📢Convenient Hand Siren---The portable and practical hand-crank alarm is a very useful alarm when power and traffic are blocked and other mobile alarms cannot reach the alarm area.
• 📢Premium Material---Convenient hand siren alarm made of high-quality aluminum alloy, durable, corrosion and rust resistant. Small size and light weight, portable and easy to use.
• 📢Easy to Use---The desired alarm effect is achieved by simply manually shaking the handle clockwise at a primary speed (50-80 revolutions per minute), producing a majestic sound with a big shock and long wavelength.
• 📢Wide Application---The handheld siren widely used in factories, schools, outdoor military camps, mountain rescue and anti-ship ships, ships, mines, plains, pastures, gas stations, airports, forest farms, hotels, etc.

Specifications: Type:Hand Crank Siren Horn Material: aluminum alloy Operation:manual hand lever operation Color:Green Sound output: 110 ± 2 (dB) Audio frequency: 550 ± 20 (HZ) Transmission range: 1000 (Φm) Height: 23 cm Outer diameter: 11.5 cm Package size:17*16.5*16.5cm Package weight:1.6kg Package Including 1 x Hand Crank Siren Horn