Opal 16W 3500K 1100 lm 10,000 hrs IP65 A Rated Lamp Included16W requires 1 x 16W GR10q 4pin DD CFL (included). Fitting is rated at 16W maxThis luminaire is compatible with bulbs of the energy classes: A to E and is sold with a bulb of the energy class: ACeiling or wall mounted: versatile fixing optionsRemovable metal gear tray: easy installation and maintenanceHigh frequency electronic ballast: instant start, flicker free operation, and prolonged lamp lifePolycarbonate constructionTechnical SpecificationNominal Wattage: 16WRated Wattage: 16WAverage lifetime hours: 10,000 hrsNominal useful luminous flux: 1100 lmRated luminous flux: 1100 lmLuminous efficacy (Lm/W) in 50Hz operation: 68Rated lamp Lumen maintenance: 2000hrs: ≥85%, 4000 hrs: ≥78%, 6000 hrs: ≥76%, 8000 hrs: ≥75%Rated survival factors: 2000hrs: ≥98%, 4000 hrs: ≥90%, 6000 hrs: ≥88%, 8000 hrs: ≥80%Lamp dimensions (H/W/D): 136x133x26mmCap type: GR10q 4 PinLamp Mercury content to an accuracy of 0.1mg: ≤3.5mgColour rendering index Ra: ≥80Colour temperature: 3500KAmbient temperature required to achieve maximum luminous flux: 25°CIs this product dimmer compatible?: NoBallast EEI: A2Weight (kg): 0.869TSI Code: 396975690Technical Specification:Colour Temperature: 3500K Colour: Opal Wattage: 16W Lumens: 1100 lm IP Rating: IP65Weight: 0.869Kg