Illuminate a landscape, accent an area or add outdoor security with the Feit Electric PAR38/3750/5K/DDLEDI 250-watt equivalent PAR38 LED light bulb. This 5000K Daylight color temperature bulb produces 3750 lumens using only 40 watts of electricity -- up to 84% less than an equivalent 250-watt incandescent light. An integrated light sensor automatically turns the bulb on at night and off during the day, perfect for outdoor light fixtures or any locations you need well-lit at night. These bulbs have an average life of 15,000 hours/14 years, are RoHS compliant, and are 100% mercury free. Choose a dependable directional reflector light for your track or landscape lighting applications.