YASONG SLA-O71S 130dB 350W Dual Horn Alarm Siren, 300m Range, Adjustable Tones, IP65, USB Upload, LED Strobe collection-warning-lights-signal-towers The YASONG SLA-1501 power outage

The YASONG SLA-1501 power outage alarm siren combines a 120dB adjustable horn

base type and power compatibility before ordering

2 flashing modes including rotating flash and strobe flash

This model works by dry contact signal activation: when an external device sends a voltage-free switch signal

YASONG SLA-O71S 130dB 350W Dual Horn Alarm Siren, 300m Range, Adjustable Tones, IP65, USB Upload, LED Strobe collection-warning-lights-signal-towers The YASONG SLA-1501 power outageThe YASONG SLA O71S dual horn alarm siren combines a 350W high power output, 0130dB adjustable sound and red and blue LED strobe warning light for cranes, metallurgy sites, mining areas, noisy industrial locations and emergency warning points. This model works by power control activation: the siren turns on when power is supplied and stops when power is turned off. It supports AC110 120V and AC220V options and requires wiring before use. 0130dB