Item Type: Signal Tower_x000D_Material: ABS_x000D_Tube Outer Diameter: 60mm / 2.36in_x000D_Overall Length: 28mm / 1.1in_x000D_Lamp Colour: 3 colours, red, yellow, green. _x000D_Voltage: 12-24V DC, universal. _x000D_Buzzer: No_x000D_Lighting Method: Flashing 1High Brightness: Works as the light source, the LED enables stable bright lighting on vibrating machine and equipment. 2Three Color LED: Red, yellow and green 3 colour flashing lamp ensures better alarming effects in the dark environment. 3Broader Utility: Can be widely applied to industrial assembly lines, workshop machine tools and so on, very practical. 4Better Material: High in strength and toughness, the flame retardant ABS shell is durable with corrosion and long use. 5Foldable Design: Allows for flexible 180 degree folding, the lightweight stack light can be mounted flat or side mounted.1 x_x000D__x000D_Signal Tower