... warranty LED tube light, LED fluorescent light, T8 LED tube lamp, T8 LED fluorescent lamp, Ultra-bright LED light tube, Ultra-bright LED day light ... Model: HS-T814FBXX Key Specifications/Special Features:4 feet SMD LED tube light ... external available Optical characteristics: Color: warm white(2,800-3,500K), Natural white(6,500+/-300K), Cool white(> ...