About This Fluorescent Tube Replacement:GOCuces T8 4 Foot LED Tube Lights are replacements for T8 T10 T12 fluorescent bulbs,like F40T8 F40T10 F40T12 CW HO Tubes. Modern Design:These T8 LED tubes give 270-degree of lighting with no wasted light.High brightness to lighting the place that you need.Aluminum light body designed to dissipate heat fast to extend the light work for long time. Easy Installation:Our lights are not compatible with ballast,please remove the ballast and bypass it and wire the power L to one end (two pins LED tube is connected internally together on one end) and wire the power N to the other end. Hightness Brightness:V shape fluorescent light bulbs 48 inch design,high brigntness SMD2835 LED chips,3600lm output illuminate the darker corners of your space.Turn on instantly.no flicker,no noise, no mercury.Low power consumption. Application:Our T8 tube lights are non-waterproof,so just suitable for any indoor lighting.Such as garage,parking lot,basement,storage room,cabinets,shop,office,etc.Comfortable and soft lighting effects you enjoy. Overview Brand : GOCuces Light Type : LED Special Feature : Ballast Bypass, Dual-Ended Power, Energy Efficient, High Brightness, Instant On Wattage : 36 watts Bulb Shape Size : T8