TORCHSTAR 18W Dimmable PAR38 LED Light Bulb, Energy Star UL-listed Spotlight, 120W Equivalent, 4000K Cool White, 1300LM for Stage, Scene, Event, Residential, Commercial, General Lighting, Pack of 4 Energy Star Certified LED, only consume 18W per bulb, 120W halogen equivalent, 85% efficient, save up to 280.5 in its lifespan 100%-10% smooth dimming, no flickers and humming. Compatible with most available LED dimmers UL-listed LED bulb ensure the lighting performance, quality assurance eco-friendly product, contains no mercury Regular PAR38 LED bulb, damp locations available, easy to install suitable for recessed, accent, track lighting, or for outdoor landscape light fixtures (not exposed to waters) High quality COB chips, 25,000 hrs long lifespan, can be used for 22.8 years based on using 3hrs/day, reduce your bulb change frequency, 3 years satisfying guarantee