Best in Class Super Brightness level of 140 Lumens Per Watt | LED Powered By EDISON Taiwan& osaram With Aluminium Cup Coating from Inside, High Power Factor 0.95, Surge Protection Upto 2.5Kv With Nickel Plated Aluminium Holder & High Grade White Colour Holder not like Inferior Black Colour Holder. Wide Operating Voltages | No Mercury & Lead | Environment Friendly | Excellent CRI upto 80% | Operating Temp: -10 degC to 50 degC | Fluctuation Proof & Anti Glare Light | Upto 50,000 Burning Hours Life Expectancy | High Power Factor of 0.95 | Upto 80% Energy Saving