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9 built-in alarm tones switchable by button
base type and stand length before ordering
The YASONG SLA-01HX RS-485 Modbus alarm siren combines a 0–120dB adjustable horn
The YASONG SLA-05BY-500 wireless remote control alarm siren combines a 0–130dB adjustable horn
The alarm uses 3 AAA alkaline batteries
YASONG SLA-YJ01 120dB Emergency Alarm Siren with Plug, 6 Tones, IP54, LED Strobe, Wall Mount collection-wireless-sensor-alarms 9 built-in alarm tones switchableThe YASONG SLA YJ01 emergency alarm siren combines a 120dB loud horn with a red LED strobe warning light for homes, hospitals, schools, factories, stations, shopping malls and public safety areas. This model uses a plug in power design and stays in standby after power on. When an emergency occurs, users can press the alarm button on the siren to activate sound and flashing light warning. 120dB emergency warning sound for clear audible alert 6
