15-Watt Linear T8 LED Light Bulb, (25-Pack)

Keystone Direct Drive LED tubes eliminate the need for an external driver or ballast. For new construction installations, simply connect the 120-277-Volt line voltage directly to the sockets. For retrofit installations, bypass the existing ballast by cutting the wires and connecting the 120-277-Volt line voltage directly to the sockets. No ballast or driver is required.|Replacement for conventional fluorescent lamp|50,000+ hour lifetime|Approximately 40% more energy efficient that standard F32T8 lamps|Environmentally friendly: no mercury used|Instant startup|Frosted lens eliminates pixilation|Improved lamp durability with shatterproof coated glass