WALFRONT Hand Crank Siren Horn, Aluminum Alloy Loud Manual Siren with Adjustable Volume, 120db Emergency for Outdoors, Construction and Sports Events

[Emergency Ready] Operates without electricity, making it essential for power outages or urgent situations. [High Volume Alerting] Produces a powerful sound output of 120db, effective for alerting over distances up to 1.24 miles. [Versatile Usage] Suitable for diverse settings such as sporting events, construction sites, and flood control applications. [Customizable Sound] Volume adjustments available by rotating the handle, catering to specific alerting requirements. [Sturdy Construction] Made from lightweight aluminum alloy, ensuring durability and ease of transport for various emergencies. Item Type: Hand Crank Siren Horn Effective Range: Diameter ≥ Approx. 2000m / 6561.68ft Sound Level: 120±2dB Sound Frequency: 600±20Hz (Depending on crank speed) Rated Speed: ≥2000 r/min Main Material: Aluminum Alloy Crank Direction: Clockwise Application: Engineering, School, Flood Control, Nature Disasters and Other Emergency Situations 1 x Hand Crank Siren Horn 1 Pack x Accessories

• [Emergency Ready] Operates without electricity, making it essential for power outages or urgent situations.
• [High Volume Alerting] Produces a powerful sound output of 120db, effective for alerting over distances up to 1.24 miles.
• [Versatile Usage] Suitable for diverse settings such as sporting events, construction sites, and flood control applications.
• [Customizable Sound] Volume adjustments available by rotating the handle, catering to specific alerting requirements.
• [Sturdy Construction] Made from lightweight aluminum alloy, ensuring durability and ease of transport for various emergencies.