Sunlite 88397-su par38/led/18w/fl35/d/e/40k led par 38, 18w, med base, 1350 lumens, 4000k sunlite led lamps are extremely energy efficient and will greatly reduce your energy costs. These lamps can last up to 25,000 hours making them virtually maintenance free. They contain no mercury elements and do not release any hazardous gasses so there no need to worry in case a bulb breaks and no need for any special recycling as with cfls. With their high efficiency, their low wattage does not mean you lose out on brightness. This 120 volts, 18 watt, par38 reflector series features a medium base, produces a stunning warm white light at 1350 lumens, and can fit right into your living room or into the most cutting edge, state of the art, lighting design project. features: shape: par38 color temperature: 4000k voltage: 120 package quantity: 6 average life hours: 25000