YASONG 4-Tier LED Andon Stack Tower Light, Self-Locking Switch, Flash/Steady Mode, Sound Optional, IP65 Sound:With sound IP65 waterproof housing for outdoor

IP65 waterproof housing for outdoor vehicle warning use

RS-485 communication protocol control and LED strobe warning light for factories

LED strobe warning light and a rechargeable lithium battery for temporary outdoor warning use

ports and outdoor safety warning areas

120dB emergency warning sound for clear audible alert

YASONG 4-Tier LED Andon Stack Tower Light, Self-Locking Switch, Flash/Steady Mode, Sound Optional, IP65 Sound:With sound IP65 waterproof housing for outdoorThe YASONG 4 tier LED Andon stack tower light combines red, yellow, green and blue signal lights, self locking switch control and flash or steady on lighting modes for CNC machines, textile machinery, machining centers, automated production lines, laser equipment and automated warehouses. This model uses a plug and play switch control box, so no wiring is required for normal use. Each color button controls the corresponding tower light layer, making