Description of the module: https://forum.supla.org/viewtopic.php?f=33&t=2188
Connection example: https://github.com/Espablo/inCan_3.3/blob/master/inCan_connection_example.pdf
GPIO settings:
RELAY_1 = GPIO5
RELAY_2 = GPIO13
CONFIG (switch x10) = GPIO4
BUTTON_CONFIG (button) = GPIO0
BUTTON_1 = GPIO14
BUTTON_2 = GPIO12
SENSOR_1 = GPIO4
SENSOR_2 = GPIO16
DS18B20 = GPIO2
DHTSENSOR (DHT11, DHT22) = GPIO2
LED_CONFIG = GPIO2