YASONG 3-Tier LED Andon Stack Tower Light, Self-Locking Switch, Flash/Steady Mode, Sound Optional, IP65 Sound:With sound Up to 110dB siren sound

Up to 110dB siren sound for emergency warning

Automatic calibration with a visible red alignment laser

Power outage and power recovered modes for different monitoring needs

0–120dB adjustable volume controlled by buttons

This model uses a power-on operation design: after wiring and power connection

YASONG 3-Tier LED Andon Stack Tower Light, Self-Locking Switch, Flash/Steady Mode, Sound Optional, IP65 Sound:With sound Up to 110dB siren soundThe YASONG 3 stack LED signal tower light is a red, yellow and green visual warning light designed for machines, production lines and warehouse equipment. This model uses a self locking switch control box: press a color button and the matching light layer turns on in flashing or steady on mode. Voltage, lighting mode and sound option should be selected before ordering. 3 stack LED tower light for clear machine status indication Flashing or steady on