7W LED Bulb replace 40W regular bulb. Type E26/E27. 600 lumens. Lifetime of 15000hr. Can reproduce thousands of color shades, disco mode for parties and sunrise for wake-up. Control by Bluetooth smart 4.0 up to 30m. Works with the Beewi smartpad application. Compatible with iPhone 4s and above, android 4.3 and windows mobile 8.1. 1-year warranty.