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This 23W alarm operates through a wired power-on control
5Ah backup battery for added power continuity
The YASONG SLA-090-II LED beacon siren light combines a 0–120dB adjustable horn
12 alarm tones with button switching
Professional installation and grounding are required
YASONG SLA-003 110dB Power Outage Alarm Siren, 23W, IP65, LED Strobe, 1.2Ah Backup Battery collection-solar-powered-alarms This 23W alarm operates throughThe 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
