... and brightness LED.Modular design for installation without tools.Patent design for advancing brightness and easy installation ... the following part:1, 0550R24L: 50 mm, red light modular, 24 VDC , Continuous lightening;2, 0550Y24L: ... VDC , Continuous lightening;3, 0550G24L: 50 mm, green light modular, 24 VDC , Continuous lightening;4, 0550Z24FB : ... . EMA 50/70mm Multi-Layer Light Tower (led light tower)