The 250 is a direct replacement (standard screw-in), 18 Watt pool
lamp. It emits a perfect overhead daylight color (same as the sun)
and has a lifespan of +60,000 hours. The 250 is the perfect light
for medium sized to larger swimming pools and is presently being
used in commercial applications. Compared to a 300w standard bulb:
The 250 LED lasts 20x longer and uses 93.33% less energy! The lamp
measures approximately 5 3/8"x 6 1/8" (diameter) which allows it to
be used in larger/standard light fixtures. Available in either a
12volts or a 120volts model and backed by a 2 years warranty!