LUBAN Led Signal Tower Stack Light The LUBAN Signal Tower Light can be used to track productivity, alert danger, indicate status etc.. With quality LED,it can emit continuous or flashing light while the bottom also features a built-in buzzer alarm for increased communication options.Interchangeable lampshade can be recombined to different stack light column.Install the Stack Light on industrial machinery, in factories and assembly lines, or in broadcast studios. PRODUCT FEATURES -100000 hours lifespan LED light -Lamp shade-PC, lamp shell-ABS, rotate base-ABS -Rated IP54 against dust and moisture for convenient industrial application -Able to select any light tier for flashing without needing to re-wire -Built-in buzzer optional for extra sound alarm -Mounting base with 90 rotation function -Industrial-grade material and construction -Pre-assembled, pre-wired Stack Light 01 Stack Light 02 Stack Light 03 Stack Light 04 Strobe Light See Details See Details See Details See Details Add to Cart Customer Reviews 4.4 out of 5 stars 45 — — 3.6 out of 5 stars 49 4.3 out of 5 stars 202 Price — — — — $15.99$15.99 Light Mode Steady Steady/Flash adjustable Steady/Flash adjustable Steady Strobe Light Source LED Bulbs LED chips LED chips LED chips LED chips Rated Voltage 12VDC/24VDC/110VAC 12-24VDC/110-220VAC 12-24VDC/110-220VAC 12VDC/110VAC 12VDC/24VDC/110VAC Sound optional optional optional optional optional Angle Adjustable NO YES YES NO NO