Manufacture: Marineland (Aquaria)
Marineland Compact Flo Bulb 13 Watt (5,500 K) Bulb promotes aquatic plant growth and enhances fish colors. It is a 5,500 K daylight lamp with a 10,000 hour life. It fits all 13 Watt aquarium light fixtures.
Replacement Fluorescent Bulb for Aquarium Light Fixtures.