Configure your smart RGB colorcolor temperature adjustable bulb to work with Tasmota open source firmware.
Discontinued: LED Bulb 9W E27 A60 Thermoplastic Natural White
Light Bulbs by Name
Open/flash Sonoff B1 Light Bulb · Issue #676 · arendst/Tasmota · GitHub
Tasmota on Sonoff B1 Bulb, Maker Faire 2018 #2
Globe A19 10W 800lm RGBCCT Bulb (34207) Configuration for Tasmota
LED RGB Bulb WiFi, E27 15W
Cutting or Bleeding Edge - RGBCCT Lamps and Tasmota - Scargill's Tech Blog
Light Bulbs by Type
Lights - Tasmota