Othmro Industrial Signal Light Column Alarm Round Tower Light Indicator Continuous Light Warning Light Red Green 220V 3W 1PCS Specification： Product Name: Warning Light/Industrial Signal Light Manufacturer Model：TB50-2T-E-J Material: Plastic, Electronic Parts Rated Voltage: AC 220v; Power: 3W Colour:Red/Green Working method: always bright Whether to bring a sound:Yes Decibel: 90db High intensity bulb with 360 degrees of coverage,warning and alarm function. Made of durable Plastic, Electronic Parts ;Used in industrial and mechanical equipment or security system, is easy to install. Have an excellent visibility and can be easily spotted over a large area. Used in industrial and mechanical equipment or security system, is easy to install. Widely used for lighting residential areas and machine tools. Used in industrial and mechanical equipment or safety systems, easy to install. Very suitable for operator stations, material requests, call lights, machine monitoring, etc. Warehouses for workstations and stock replenishment systems. Ideal for any machine that requires simple operator attention. Can be used for cyclic timing alarm, conversion timing, shutdown state, maintenance confirmation, etc.