single flash
The double-sided red and blue LED strobe design improves visibility from both directions
120dB loud horn with 1 default siren tone
IP65 waterproof and dustproof housing for outdoor use
Double-sided red and blue strobe for wider visibility
YASONG SLA-003 110dB Power Outage Alarm Siren, 23W, IP65, LED Strobe, 1.2Ah Backup Battery Voltage:AC380V(Three-Phase Three-Wire) single flashThe YASONG SLA 003 power outage alarm siren combines a 110dB loud horn, LED strobe warning light and built in 1. 2Ah rechargeable battery for farms, fish ponds, banks, substations, telecommunications rooms, hospitals, factories and security areas. This model works by power failure activation: after power is supplied, the siren stays in standby mode. When power is cut off, it triggers both audible and visual alerts. 110dB default siren sound for clear