Pay in 4 interest-free payments of $11.00 Learn more
Ships within 48 hours · Estimated delivery Oct 11 - Oct 16
After power connection
It is suitable for factories
LED strobe warning for clear audible and visual alerts
while the RGB light provides selectable visual indication for different warning conditions
The remote control range is available in 500m and 2000m open-area options
YASONG 110dB Hand Crank Siren, Manual Portable Emergency Alarm Horn, No Power Required, Red or Green Wi-Fi Network Alarm Systems & Sirens After power connectionThe YASONG hand crank siren is a manual emergency warning horn designed for locations where power supply may not be available. It is suitable for factories, homes, schools, warehouses, flood control areas and temporary emergency warning use. This model works by hand operated cranking, so it does not require wiring, batteries or charging. The faster the handle is cranked, the louder the siren sound becomes. Manual hand crank operation with no power
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