From Amazon
Philips Hue White Smart Bulb LED 4 Pack [E27 Edison Screw] - 800 Lumens (60W Equivalent). Works with Alexa, Google Assistant and Apple Homekit
Conrad Electronic
Philips Lighting Hue LED light bulb (pack of 4) 871951431914100 EEC: F (A - G) Hue White E27 Viererpack 4x800lm 60W E-27 36 W Warm white EEC: F (A - G)