These 22w T8 4ft LED tube lights with clear cover can illuminate your space with 2200 lumen of light. It is single row desighed and equipped with 96pcs led chips. This 4ft led light bulb is compatible with existing T8, T10, and T12 fluorescent fixtures. These super bright bi-pin based 4ft led bulbs are ideal for replacing the fluorescent bulb in your garage, warehouse, workshop, and more. Please install this item away from the radio, remote control door and any place which may cause EMI.