YASONG SLA-900M 130dB 150W Industrial Alarm Siren, 12 Tones, IP65, LED Strobe, 300m Range Voltage:AC220V 100m / 320ft infrared detection

100m / 320ft infrared detection distance for outdoor perimeter security

so it is better for nearby operation rather than long-range triggering

The YASONG SLA-05CZ one-button alarm siren combines a 0–130dB adjustable horn with a red LED strobe warning light for homes

2 flashing modes including rotating flash and strobe flash

the LED warning light and buzzer operate together for a clear audible and visual warning effect

YASONG SLA-900M 130dB 150W Industrial Alarm Siren, 12 Tones, IP65, LED Strobe, 300m Range Voltage:AC220V 100m / 320ft infrared detectionThe YASONG SLA 900M industrial alarm siren combines a 150W high power horn with a LED strobe warning light for factories, industrial sites, public safety areas and large outdoor emergency warning locations. This model provides 0130dB adjustable sound and 12 selectable tones. Users can adjust the volume and switch tones by side buttons to match different warning environments. 150W high power siren for wide area warning coverage 0130dB adjustable volume