A highly efficient 4Ft 50W Non-corrosive Bastion LED fitting by Red Arrow that comes supplied with emergency battery for an additional 3 hour emergency function when/if required or if mains power cuts out. The batten benefits from an IP65 rating ensuring it is waterproof and suitable for wet and dusty environments features a streamlined body quick terminal connector and multiple entry options. The bastion fitting will provide a 4000K cool white colour temperature (approx 4500Lm - 360Lm in emergency mode) over a 30000 hour lifespan. This batten is an ideal solution for installations in commercial sites kitchens factories warehouses and car parks. Product Dimensions Length 1200mm x Width 95mm x Depth 75mm. Please Note this Bastion comes supplied with Mounting clips opal diffuser and metal LED tray. A microwave sensor is available as an extra. (WFLEDMS / MSLEDEXT). Can operate from -10C up to 40C.