Reprogrammable with other ESP8266-compatible firmwares. Easily integrates into any existing MQTT system. Compatible with Tasmota. Flashing of WLED bin files is not supported, as WLED does not support both 1MB flash and Over-the-Air flashing. Please do not try to flash a WLED bin file on these bulbs. KAUF Smart Bulb Update v 1.7 adds WLED support into the stock firmware.
A21 bulb shape slightly larger than most standard bulbs, E26 base is typical for most US bulbs.
Firmware version 1.7 adds support for controlling the bulb from WLED or xLights via DDP.
Firmware version 1.8 adds options to adjust max power and fade length.