The EMPOWER4 range offers a complete solution in one package.Equipped with a Lithium (LiFePO4) battery, it ensures a minimum 3-hour illumination and a long lifetime. A corridor lens included providing use throughout the project. - Comes with a separate green LED charge indicator - Pre-wired battery pack for ease of installation - Maintained or non-maintained use options - Manual emergency test - Lithium (LiFePO4) battery - Corridor lens accessory included in the box - 5500KTechnical SpecificationRecessed Depth: 32Minimum Void: 80Cut-out Diameter: 45Construction: PolycarbonateFinish: WhiteClass: IIIP Rating: IP20Primary Voltage: 230V 50HzCable Length: 0.35Emergency: Maintained / Non-maintained / SwitchedLamp Technology: LEDLamp Included: YesDimmable: NoL70B50: 30000Beam Angle: 140CCT: 5500Light Colour: DaylightLumens: 140Lumens (Em. mode): 140Wattage: 3.5Efficacy: 40CRI: >70Technical Specification:Finish: White Colour Temperature (K): 5500 IP Rating: IP20 Dimmable: No Light Colour: