Arduino Based System used to monitor the inside temperature and humidity of an outside Food freezer. Ambient, in this case outdoor, temperature and humidity is also collected.

Room

Registro para las lecturas de un sensor DHT22 transmitidos a traves de un ESP32

My room temperature, humidity....

This channel collects temperature and humidity data from an ESP32 microcontroller and DHT22 sensor.

This channel collects temperature and humidity data from an ESP32 microcontroller and DHT22 sensor.

Temperatura i wilgotność na różnych piętrach

Weather station in Brig Valais. It is solar powered and uses wifi to upload the data. Hardware used: TP4056, ESP8266, DHT22, 3.7V 1500mah LiPo battery, 6V 400mA Solar Panel

Rede de Estações Meteorológicas Automáticas Didáticas Experimentais

Logging greenhouse humidity and temperature with a NodeMCU / DHT22 sensor

Test for ThingSpeak

ESP-01S ESP8266 with DHT22Modul

"Development of a Roaming Robot with Humidity and Temperature System: An Internet of Things (IoT)-Based Prototype"

Real Humidity & Temperature records with WGN according to an SNR in dB are randomly added at channels.

Data from DHT22 with ESP-01S