From Amazon
Philips Hue New White and Colour Ambiance Smart Light Bulb 4 Pack 60W - 800 Lumen [E27 Edison Screw] with Bluetooth. Works with Alexa, Google Assistant and Apple Homekit
Conrad Electronic
Philips Lighting Hue LED light bulb (pack of 4) 871951432840200 EEC: F (A - G) Hue White & Col. Amb. E27 Viererpack 4x570lm 60W E-27 9 W Warm white to cool