FloraFlex Incubator 18 Watt LED Clone Light, Pack of 2The FloraFlex Incubator LED Clone Light (2pk) is the perfect replacement for a T5 fluorescent light fixture. The Incubator LED Clone Light is 67% more efficient, has a higher PPF, lasts longer, and emits less heat than traditional fluorescent clone lights. It is fully waterproof, rated for 54,000 hours, and comes with a standard 5 year warranty. Specifications Includes (2) 18W Incubator LED Clone Lights per box Color Temperature : 9000 Kelvin PPE : 2.