Putcos F1 is a value - priced LED bulb kit with features superior to similarly priced competitors. F1 offers a new innovative COB LED, a miniaturized driver, and the 1 thermal solution available. Intelligent LED headlight bulb with Putcos patented flexible heat sink made from aluminum for temperature control and ease of installation. With IP65 rating for water resistance and a solid state design, failure rate is minimal versus other value - priced options. Lumens 1500 per bulb. A better bulb at a better price for the value - oriented consumer. 1 Year Warranty.