WALFRONT Manual Operated Hand Crank Siren Horn, Aluminum Alloy, 110dB Loud Alarm, Portable for Factories, Homes, Schools, Oil Depots

[Emergency Sound Alert] Experience peace of mind with our Manual Operated Emergency Siren, delivering a powerful 110dB loud alarm for effective alerting. [Adjustable Volume Control] Customize the sound by cranking, allowing you to set the volume to your desired level for maximum effectiveness in emergencies. [Durable Weatherproof Design] Made from robust aluminum alloy, this siren is built to withstand harsh conditions, ensuring reliability when you need it most. [Versatile Use Application] Ideal for various settings including factories, schools, homes, and oil depots, providing timely reminders in situations. [Effective Range] With an effective range of up to 0.62 miles, this siren ensures alerts can be heard clearly, helping to prevent casualties and property damage. Item Type: Hand Crank Siren Horn Effective Range: Diameter ≥ Approx. 1000m / 3280.84ft Sound Level: 110±2dB Sound Frequency: 550±20 Hz (Depends on the hand crank speed) Rated Rotational Speed: ≥2000 r/min Main Material: Aluminum Alloy Hand Crank Direction: Clockwise Application: for Engineering, Schools, Military, Flood Control, Nature Disaster Emergency Sites 1 x Hand Crank Siren Horn

• [Emergency Sound Alert] Experience peace of mind with our Manual Operated Emergency Siren, delivering a powerful 110dB loud alarm for effective alerting.
• [Adjustable Volume Control] Customize the sound by cranking, allowing you to set the volume to your desired level for maximum effectiveness in emergencies.
• [Durable Weatherproof Design] Made from robust aluminum alloy, this siren is built to withstand harsh conditions, ensuring reliability when you need it most.
• [Versatile Use Application] Ideal for various settings including factories, schools, homes, and oil depots, providing timely reminders in situations.
• [Effective Range] With an effective range of up to 0.62 miles, this siren ensures alerts can be heard clearly, helping to prevent casualties and property damage.