• 60,000 hours average rated life (L70 F50)• Last 3 times longer than 600mm 18W fluorescent T8 Tri-phosphor lamp• High switching cycles – 200,000X• High lumen efficacy - 147lm/W• Omni-directional light distribution and wide beam angle• Minimum and maximum operating temperature: -20°C to 50°C• Glass construction and polycarbonate end-caps• Works only with compatible electronic ballast. • Must replace the fluorescent starter with LED dummy starter whenused with magnetic/ CCG ballast• Suitable for direct mains operation (AC 220-240V) with single-end AC input.• Ideal for factories, parking lots, supermarkets, department stores, schools and offices.