... 4. Warranty: >50,000h 2ft 9W T8 LED Tube Light Widely used in the hotels, advanced clubs, underground ... lighting, shopping malls, supermarkets, kitchen, corridor, display, backlight, home indoor lighting, building decorative lighting projects and so on ... Efficacy93.6 lm/W90 lm/WCRI7580Beam Angle120Attenuation of light<3% after 1000hoursWarranty2 yearsLife span50,000hCertificateCE & RoHSPayment ...