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ESP8266 Temperature Humidity IoT Logger

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Battery Powered ESP8266 IoT – Temperature Sensor

Since my latest ESP8266 temperature humidity IoT logger project is up and running I have decided to cut the last wire – power. There are more approaches how to make ESP8266 running on a battery,[…]

WiFi Energy Monitor

My new project consists of HW with cost under 20€. It is able to accurately measure electric power consumption and sends data via WiFi. Great source of knowledge is openenergymonitor.org which includes also Arduino library.