E2 Lighting 4ft T8 LED Bulbs, LED Fluorescent Tube Replacement 4ft, T8 LED with Emergency Battery, 5000K, 18W, 120-277V, Ideal for Office and Warehouse-5 Pack

Emergency Backup Power: Our 4ft LED ballast bypass bulbs come with a built-in emergency battery, ensuring continuous illumination during power outages. These t8 black light bulbs 48 inch are ideal for critical lighting needs with minimal energy consumption. High Efficiency Lighting: These 6W t8 bulbs replace fluorescent tube with LED technology, delivering bright, efficient light at 5000K. Perfectly designed for both residential and commercial spaces, they are optimal for reducing energy costs. Wide Voltage Compatibility: Compatible with 120-277V systems, these t8 led daylight bulbs ensure flexibility in various settings. Experience seamless integration with existing fixtures using our easy plug and play led tube 4ft design. Durable and Long-Lasting: Our LED fluorescent tube replacement guarantees longevity and durability. Each t8 led bulb in this 5-pack is crafted to withstand frequent use, making it a reliable solution for replacing traditional, less efficient lighting. Optimal Daylight Experience: Delivering superior illumination, these t8 led bulbs 5000k no ballast provide the perfect daylight experience. Designed to be a smart fluorescent tube option, they offer improved lighting quality with a natural brightness.