Solar hot water panels. Controlled with ESP8266 Wemos D1 mini. Pump turns on to pump water when it's hotter outside.

The sensor is installed in Baku, on the street Jeyhun Salimov 7.

IOT based Liquid Level Monitoring

Staubildung auf einer Strecke A40 Brücke Neuenkamp Moers Richtung Duisburg, Erfassung über ESP 8266 , Abfrage über Here

Staubildung auf einer Strecke Duisburg --> Moers ueber DU-Neuenkamp Richtung Venlo, Erfassung über ESP 8266 , Abfrage über Here

Temperatur und Luftfeuchtigkeit

Wi-Fi RSSI level with ESP8266

Weather in West Newton, MA, USA ESP8266-DHT211 Data Logger

monitoraggio di temperatura e umidità in Taranto (Italy)

ESP8266 Nodemcu V3 + Sensor de CO2 MH-Z19B

Log my energy (gas) with ESP8266 Build summery with MATLABAnalysis, use TimeControl to write to an other channel

playing around with an esp8266 esp-01

temp, humidity, air quality. Pump works when water level is to high

ESP-12E+BME280 ESP Easy

ESP8266 + BME280