Don`t gamble on performance. Every lamp is handcrafted with the best components and phosphors and rigorously tested, setting a new standard in compact fluorescent lighting.96W 7100k (460nm) blue Powercompact Bulb7100k (460nm) blue bulb with a square pin configuration. Bulb Replacement Guide Bulb Types Life of Bulb* Normal Output Fluorescent 6-12 months Very High Output (VHO) 6-12 months Power Compact (PC) 9-12 months T5 High Output (T5HO) 9-18 months Metal Halide 9-12 months LED (non-moonlight) ~5 years (50,000 hours) * Manufacturer Recommendations & **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Price Guarantee, please be certain the product you want to price match is the same make and model.