The Mini Compact Fluorescent Lamps are designed to be used where space is limited and powerful lighting is desred. Fits into standard, medium-base lamps sockets. Great as a replacement for those lights in your 10-30 gallon aquarium.
20 Watts= up to 5 times actual light (equal to approx 100 Watts of light) ColorMax is perfect for freshwater or planted aquariums and reptile tanks Self-ballasted Low operating temperature 6,000 hour life