ESP8266-01 + BME280 + 5V 60mA Solar Panel + 2x AA NiMH rechargeable batteries https://github.com/preechaim/esp8266-bme280-ts
Testing ESP-01 ( esp8266 ) + bmp180 + ds18b20 + Si702x. Power supply is 5v->3.3v with some small and cheap stepdown module from ebay.
ESP-01 (ESP8266) and DS18B20 based temperature monitor using NodeMCU firmware Lua script uploader: https://github.com/sza2/nodemcu_file_util
Alanya/ Antalya/ Türkiye @ismailcanernaz ThingSpeak_ESP-01 MAC: E8:DB:84:XX:XX:XX ESP-01 & DHT11
Suivi des conso EDF, de l'alimentation et sortie de l'onduleur et de la production solaire. données envoyées toutes les minutes de la conso, envoi via Arduino Méga, ESP8266-01
Uses the ESP8266-01 with a DHT11 for Temperature and Humidity. Requires Arduino IDE and programming the ESP8266