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HOMS1 Hand Operated Manual Siren High Power Mechanical Emergency Warning Siren No Electricity Required. 118 ±2 dB(A) sound output at 1 meter. Up to ~500 meters sound range. Fully manual — no electricity or batteries. Continuous & warble sound modes. Flat surface or wall mount. Price mentioned per piece.
Available colors
The Hand Operated Manual Siren is a mechanical warning device that produces a very loud siren sound without electricity. It's designed to deliver clear audible warnings in emergencies — especially where power is unavailable, such as remote areas, rescue missions, civil defense alerting, and disaster situations. It features dual sound modes (continuous and warble) and can be mounted on a wall or flat surface for fixed use. Key Features: High sound output: ~118 dB(A), audible up to ~500 m away; No electrical power needed: Manual operation only; Dual sound patterns: Continuous and warble via shutter control; Easy installation: Wall or flat surface mountable; Durable and reliable: Built for emergencies where electricity may fail. Industrial Uses / Applications: Emergency warning and evacuation alerts; Civil defense and remote rescue operations; Disaster preparedness communications; Large events and crowd control alerts.
Safety Information
Hand-operated siren for emergency warning. Inspect before each use for damage. Ensure crank mechanism and mounting base are in good condition. Store in a cool, dry place.
No certifications listed.
Hand Operated Manual Emergency Siren 118 dB High Output Mechanical Warning Alarm. 118 ±2 dB(A) sound output at 1 meter. Up to 500 meters sound range. Manual operation — no electricity required. Continuous & warble sound modes. 600 ±20 Hz output frequency. Flat surface or stand mount. Price mentioned per piece.
Hand Crank Siren Horn Manual Aluminum Alloy Emergency Warning Siren. Manual hand crank operation, no electricity required. Durable aluminum alloy construction. Rust and corrosion resistant. Loud and clear warning sound. Compact and lightweight. Green and red color. Price mentioned per piece.
High Power Portable Handheld Megaphone 8MLS ABS Plastic Loud Speaker. 1500mAh battery capacity. Input voltage AC 220V. Durable ABS plastic body. Wired microphone included. Supports Bluetooth, USB, TF card. 350 seconds recording time. Red and white color. Price mentioned per piece.
G3 Plus Fire Alarm Sounder with Red Strobe Light Warning Siren. Combined audible alarm and visual strobe warning. ≥95 dB sound output @ 1m. ≥75 CD flash intensity. DC 10V-24V working voltage. ≤70 mA operating current. Flash cycle <1 second. Durable ABS housing. Wall/ceiling mount. Price mentioned per piece.
