Features Main Function: The signal lamp is used for factory or industrial machinery, as automatic machinery status lamp, operator signal lamp or inclined tower lamp. High Brightness: LED signal light has high brightness and low power consumption, which can be easily viewed from a distance. 3 Tiers: There are three tiers of signal lamp, the light color is red, yellow and green respectively, can be switched to normal constant light or flashing mode. Buzzer Alarm: The industrial signal lamp has a built in buzzer, and the beep volume is more than 85dB, effective and reliable. IP54 Protection: The protection grade of this LED tower light is IP54, damp proof and dustproof, could withstand harsh environment. Specification: Item Type: LED Signal Tower Light Lamp Shade Material: PC Voltage: DC24V Light Color: Red yellow green Current: Single color 100mA, buzzer 25mA Lamp Life: 50000H Buzzer Volume: >85dB Installation Method: Screw fixation Surface Temperature: 60℃ Frequency: 60-70 cycles per minute Protection Grade: IP54 Package List: 1 x LED Signal Tower Light Package List 1 x LED Signal Tower Light