High performance, extra low mercury Reduced impact on the environment without sacrificing performance;Better for the environment--only 1.7mg of mercury with ALTO II Technology Philips Advantage T8 lamps are an energy-efficient solution and offer high lumen output. High lumens enable multiple system options to maximize energy savings and reduce lighting costs;Fully dimmable without burn-in;Available in multiple wattages: 17W, 25W, and 32W;Available in multiple color temperatures: 3000K, 3500K, 4100K & 5000K Ideal for applications requiring maximum light output.