Tuya-Convert might not be possible for this device since the template was added (2020-04-02). 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.
LED1 is wired directly to Relay1. LED1i assigned to GPIO1 because LED2i won’t work without an assigned LED1. By default relay LEDs are red. GPIO2 lights up a blue LED.