The best color-changing smart light bulbs that are cheaper than Philips Hue - CNET
Flux Bluetooth Smart LED Light Bulb - Smartphone Controlled Dimmable Multicolored Color Changing Lights - Works with iPhone, iPad, Apple Watch, Android Phone and Tablet : Amazon.co.uk: Lighting
Peteme Smart WiFi Alexa Light Bulb, Led RGB Color Changing Bulbs, Compatible with Alexa, Siri, Echo, Google Home (No Hub Required), E26 A19 60W Multicolor (4 Pack) : Amazon.co.uk: Lighting
Smart Bulb – Dimmable, Colour Changing LED E27 + B22 Bayonet Adapter – Hey! Smart Home
GRIFEMA E27 Smart Bulb, Colour Changing Alexa Light Bulbs, Work with Alexa, 10W Screw Dimmable, Energy Saving, RGB + CCT Million 16 Colors, 10W, 2700K-6500K, 2 Pack, GD1003-2 [Energy Class G] :