Hykolity 8' T8 T10 T12 50W LED Tube Light 5000lm 5000K Daylight White Clear Lens Cover FA8 Single Pin Dual-End Powered Fluorescent Tube Retrofit Replacement-Pack of 12 Energy Saving - Energy Savings of up to 75% over our product's lifespan. Rated over 50,000 hours of use, that's about 23 years @ 6 hours/ day. Easy Installation - Our LED Tube Lights only work with Electronic Ballast, not traditional Inductive Ballast. Wide Application - Ideal to Installed in offices, schools, hospitals, hotels, workshops, etc. Also suitable for indoor garden lighting. 5 Year Warranty - Hykolity's 5-Year Warranty means we got you covered! Contact us if any issue arises.