ENERGY SAVING BULB: The LED36W is an energy-efficient light bulb suitable for large outdoor or industrial areas. It out-performs HID, HPS, HQL, MHL and CFL bulbs in longevity and durability. 160 LED BULB: Equipped with 160 bright LEDs, this bulb provides 8700 Lumen of warm white light that registers with a thermodynamic temperature of 4000K on the Kelvin scale. CORN-SHAPED LIGHT BULB: Shaped in an oblong shape, the LED36W has an Edison Screw cap and is ideal for use in low bay lighting areas such as commercial buildings, factories, studios, schools, churches, garages, warehouses and car parks. LONG LIFE SPAN: This bulb can last up to 50,000 hours, that is over 5 ½ years. SPECIFICATIONS: This listing is for one bulb. Wattage: 80W. Cap type: E40. Colour: 4000K. Lumen: 8700. Number of LEDs: 160. Lumen watt per hour: 140 lm/W. 100-277 V AC. Lifespan: 50,000 hours. Recommended installation height: 12-20ft/3.6-6M. Size: L21.5 Ø8.5cm / L8.5 Ø3.3in.