Sunlite 41039-SU 4 Feet T8 Tubular Plug and Play LED Light Bulb, 10 Pack, Daylight

UPGRADE TO LED - Convert your existing T8 fluorescent bulbs to LED with these 4 Foot plug and play bulbs. They are instant on at full brightness with no buzzing or flickering. Ideal for signs, ceiling fixtures, troffers, garage fixtures, workshops, warehouses, retail stores, gyms, offices, or any fluorescent tube fixtures in both commercial and residential locations. PLUG AND PLAY - These bulbs are direct replacements for T8 fluorescent tubes with no bypass required. For use with electronic ballasts only. See manufacturer's website for a complete list of compatible ballasts. ENERGY EFFICIENT - Each bulb puts out a bright 2200 lumens of light with a 6500K daylight color temperature while only using 15 watts of electricity. Annual energy costs are a low $1.81 (Based on 3 hours/day at $0.11/kWh). LONG LIFE - With a life span of up to 50,000 hours you'll be required to replace difficult to access bulbs less often. You'll save maintenance costs and save energy at the same time. Tubes are made from real glass that won't yellow or bend over time like plastic tubes. THE SAFER CHOICE - These LED bulbs are UL Listed for damp location installation and have been tested to meet their rigorous safety standards. And unlike fluorescent tubes, they contain no harmful chemicals and do not require special handling or disposal.