This model works by power-on operation: the alarm starts when powered on
No-sound visual warning for areas that only need light indication
gantry cranes and noisy emergency warning areas
Voltage:DC12V/ DC24V/ AC110V/AC220V
industrial sites and networked warning systems
YASONG SLA-05E 130dB 45W Outdoor Alarm Siren, IP65 Waterproof, LED Strobe, 100m Range, Wall Mount Voltage:DC24V This model works by power-onThe YASONG SLA 05E outdoor alarm siren combines a 130dB loud horn, 45W high power output and LED strobe warning light for noisy environments such as factories, cranes, mines, ports, fire stations and industrial outdoor areas. This model uses a cold rolled steel housing with an alloy horn and an anti collision cover around the warning light. It supports multiple voltage options and requires wiring before use. 130dB loud sound for high noise industrial