YASONG SLA-YJ01 120dB Emergency Alarm Siren with Plug, 6 Tones, IP54, LED Strobe, Wall Mount Voltage:AC220V It uses a bolt base

It uses a bolt base for fixed installation and requires wiring before use

Open installation helps reduce false alarms and improves solar charging performance

and stops when power is turned off

2000m remote distance in open areas without walls

This model works with a wireless remote control

YASONG SLA-YJ01 120dB Emergency Alarm Siren with Plug, 6 Tones, IP54, LED Strobe, Wall Mount Voltage:AC220V It uses a bolt baseThe 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