GU10 cap size, 35 degree beam angle, 6.5W wattage, equivalent to a 50W incandescent bulb, Light output: 350 Lumens. Lumens are a measure of brightness., 3000k colour temperature. A colour between 2400-3000K is considered warm white & equivalent to traditional incandescent light bulbs., Energy rating: A, Less than 1 second light up time, with greater than or equal to 10000x switching cycles., Lifetime: 25000 hours, Not suitable for use with dimmer switches