temperature and humidity in SER LR

Solar hot water system, esp8266 as thingspeak logger from serial CSV data

Methane Gas Sensor MQ-5 & Temperature, Kharkiv, Ukraine

My Smart Fridge on ESP8266 with simple energy (wattage) metering, Kharkiv, Ukraine

Mini Weather Station v2, BMP280, Si7021, DS18B20 Sensors with ESP8266 NodeMCU, Kharkiv, Ukraine

Mini Weather Station v2, BME280, Si7021, DS18B20, SSD1306, PIR, Kharkiv, Ukraine

Mini Weather Station v2, BMP280, Si7021, DS18B20 Sensors with ESP8266 NodeMCU, Kharkiv, Ukraine

getting sensor values

Temperature & Humidity of a room

automation & mesurement

Chicken Coop Automatic Door "IFTTT", Thermostats "arduino" ++ "NodeMCU (ESP8266)". Schematic and Arduino Sketch available at http://qsl.net/ve2cuz

Peacefair Pzem-004T channel with ESPproMon smartphone app - https://peacefairapp.com/

monitor RSSI signal level of IoT device

ESP8266 NodeMCU based clock, 60 NeoPixels ring display with DHT22, LDR, PIR and Audio sensors. Tracks CheerLights, updates no-IP and posts log data to ThingSpeak and Twitter.

Simple meteo station in my room. Using wi-fi module esp8266 , DHT11 temperature & humidity sensor, photoresistor.