LUXRITE Tunable T8 LED Tube Lights - Convenience is important when lighting your space and these LED tube lights make it easy to find the right color by having a selectable 5 color temperature switch. Adjust between 3000K soft white, 3500K natural white, 4000K cool white, 5000K bright white and 6500K daylight until you know which is the perfect fit for you. Further tune these lights with the-Wattage selectable switch which can be used at 12-Watt, 15-Watt and 18-Watt which moves the brightness from 1620 Lumens, 1950 Lumens and 2250 Lumens, respectively. Replace your out-dated fluorescent tube lights with a 4 ft. T8 light bulb which work in ballast bypass set ups in either a single-end or double-end install. Just put these t8 tube lights into your ceiling light fixtures and you will have bright, vivid light at only a fraction of the energy used from traditional tube lights. The ideal replacement to 32-Watt fluorescent light tubes which cut costs to your energy bill and are ideal for use in your shop, garage, workshop, office, basement, indoor, outdoor or anywhere in your home requiring tube light bulbs. Each tube bulb is quick to install, damp location rated, comes UL classified for your safety, DLC listed for reliability, works in direct wire ballast bypass single end or dual end installations, is g13 2-pin base and backed by a 5-year warranty.