Main Features:1. Long lifetime: over 50,000 hours, saving 50% more than general energy saving lamps.2. High-brightness, high-luminous efficiency, 3. low-power consumption, energy-saving4. Resistant to dampness, low-heating and frequent switching with strong resistance to violation, reliable shock-proof5. Smart, light, quick to start6. High-light-emitting frequency: 50 to 60kHz with no flickering, soft and eye-protection7. Environmental protection: small amount of mercury contained and carbon-reduced8. Easy for assembly9. Its length, shape, tube diameter and color can be easily devised according to customers’ varied requirements. Specified specifications and parameters:Power: 20W (replacement of general 40W energy saving lamp)Color rendering index: 85 to 90RaOperating voltage: 180 to 240VLifetime: above 50,000 hoursLight flux: 1540lmColor temperature: 2,700/4,500/6,400KWarranty Period: 3years Applications:Widely used in super markets, hotels, nightclubs, banks, meeting rooms, offices, Ad lamp case, and exhibition halls etc.