This project is mounted behind a solar panel which charges batteries that power the ESP8266 that hosts this project. The esp8266 in combination with a homemade fz0430 (voltage detector) measures the remaining battery and posts it here.
Temperatura y Humedad Exterior en VGG - Rosario - Santa Fe - Argentina -Modulo Esp8266
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.
Departamento de Matematicas - Medición de Temperatura dentro de la BALT
ESP8266-05, Arduino Nano, DS18B20 waterproof sensor + BME280 with WEMOS D1 + DHT22 with ESP8266 (MatrixClock by Wolle / schreibfaul1)
Estación Meteorológica Ciudadela, Buenos Aires, Argentina Sensores BME680, LDR. Conección WiFi - ESP8266
temperature and humidity from my room using DHT22 and WeMos D2 Mini (use deep sleep mode betweeen transmisions)
Solar hot water system, esp8266 as thingspeak logger from serial CSV data