Tuya-Convert might not be possible for this device since the template was added (2019-10-01). All new Tuya devices have firmware preventing flash but it is still possible to Tuya-Convert old stock devices without connecting them to the Tuya app.
NOTICE!!! Manufacturer has started using unsupported non-ESP8266 chips recently and this device might not be compatible anymore. Check seller descriptions or contact them before buying!
Do not confuse with 20698 model!
gpio4 - red
gpio12 - green
gpio 14 - blue
gpio5 - warn white