Optilumen RKS 4 Ft. 40W 4000K Fluorescent to LED Ceiling Light Fixture Retrofit Kit (4-Pack)

Fluorescent to LED (light emitting diode) conversion kit ideal for a variety of ceiling light fixtures. Each kit includes: (2) 42-inch LED magnetic backed strips, (1) 40-watt magnetic backed driver, and pre-installed quick connects on both LED strips and driver for easy installation. Attaches to any ferrous metal housing. Each kit will replace (4) 4-foot T8, T12, or T5 bulbs or (2) 8-foot bulbs. Operating temperature: -45 Deg (degrees) C (Celsius) to 79 Deg C. CRI (color rendering index): 82.