Philips Hue Lux Starter Kit, 2 Bulbs and 1 Hub 60W Equivalent A19 LED, 1st Generation Works with Amazon Alexa to support dimming through voice control (hub required, Alexa device and Philips hub sold separately) Brightness: 750 lumens. Estimated yearly energy cost: 1.08 dollars (based on 3 hours per day, 11C/kwh, costs depend on rates and use) Life hours: 13.7 years (based on 3 hours per day) Light appearance: 2200K - 6500K Energy used: 9 watt (compared to a 50-watt standard incandescent light bulb)