The LUMIPRO D2 Series is a 4-foot LED tube that provides efficient and reliable lighting. It emits a bright light with a brightness level of 3900lm and has a color temperature of 5000K for crisp illumination. With a 120° beam angle, it offers broad coverage. It has a high power factor and color rendering index for quality lighting. It operates within a voltage range of 100~277Vac and has a lifetime of 50,000 hours. It is certified by CE, RoHS, LM80, and cETLus for safety and performance. It comes with a 3-year warranty and is suitable for residential and commercial spaces.