Perfect replacement of the tradional fluorescent tubes. Ultra bright SMD LED. 270 degree wide view angle, smooth and even lighting performance. There's no need to replace current electronice ballast of change wire lines. Reduce installation labor cost. Compatible with magnetic ballast and mains. Construction is made of frosted glass design. Finish White Made of Glass Provides 5000K and 2100 lumens with CRI of 80 Designed to provide 50000 hours of life in dry locations Estimated yearly energy cost 1.08405 based on 3 hours/day, 11 cost depends on rates and use . Average life based on 3 hours per day is 50000 hours 40W G13 BI-PIN Bulb s Bulb Color Temp 5000K Bulb Base Finish White Bulb CRI 80 Bulb Lumens 2100 Lamp Type LED LED Type Sanan Voltage 100-277V Beam Angle 200 Lens Frosted Glass Style LINEAR Current 167mA Dimmable No Average Life 50000 Energy Star No For Use in Dry Locations Warranty Info 5 Overall Dimensions 1.02 W x 47.22 H Item Weight 0.49 lbs.