P1/HAN reader (API or MQTT)
Energy meter with P1/HAN gateway from amsleser.no , CTEK , smartgateways.nl , remne.tech, homewizard.com, c...
Energy meter with P1/HAN gateway from amsleser.no , CTEK , smartgateways.nl , remne.tech, homewizard.com, c...
Display temperature on your Nixie clock
Report your outdoor temperature to temperatur.nu