The advanced arc tube design of this Sylvania Metalarc 64621 pulse start metal halide lamp makes it superior to standard metal halide probe start lamps. With an initial lumen output of 5,100 lumens, the initial lumens level of the E17 lamp is similar to standard lamps, but the mean and maintained lumen levels can be up to 30 percent higher. This 70-watt metal halide lamp has 6,000 life hours, which can be up to two times longer than the life of standard lamps. With a color temperature of 4000K, this bulb fits many lighting applications.
*Mercury containing products sold into the state of WA include an environmental handling charge of .25/each