Led fluorescent lamp Features:luminaries utilize hi-power white leds, with great luminous efficacy. 7w, 10w, 15w, 20w, 30w models availabe, t10 base. Estimated life of 50, 000 plus hours for white or warm white from 4200k to 6500k. Direct replacement of conventional fluorescent lights. Ballast and starter no needed, easy installation. 1) long-lasting - light up to more than 30, 000 hours and free of switch influences. 2) 70% more energy savings 3) solid-state, high shock/vibration resistant 4) wide color range, pure white light, high color rendering index and directionality 5) easy installation for replacement of conventional fluorescents. 6) fast turn-on, instantly reach brithtest statusmain parameters: The range of application: the area such as hotel, garage, office, super market, product line needs lighting Voltage(v):80-130vac/165-245vac Led quantity:276pcs super bright leds Lumen:1000 lm Beam distance:3 - 5 meters Emitting color: white(5500~6500k) Warm white(3500~4500k) View angle:60 degrees Can be directly placed in conventional t8 (40wattage) fluorescent brackets, and replace fluorescent tubes without any modification, easy to install Long lifetime 50, 000+ hrs(5+ years) Low working temperature