4 Foot T8 LED Tube Lights, F32/T8 Fluorescent Tube Replacement, Daylight White, UL Approved, Pack of 4 (14 Watt, 3500K) No ballast and starter required. Easy Installation. Can be easily fitted instead of ordinary 4ft fluorescent tube. Check image 2 for instructions. Eco-friendly glass & mercury-free LED tube lights allow for toxic-free waste disposal. Experience instant on with no pesky flickering when using our reliable LED light tube. Long-lasting 4 foot LED tube lights have an average lifespan of more than 50,000 hours.