Solar Powered Greenhouse Fan. #snapfans #greenhousefans #solarfans
Picture of Un Seguidor Solar Simple que Tiene Ejes Duales
ESTAÇÃO METEOROLÓGICA ARDUINO
ESP8266 WiFi Temperature and Humidity to cloud logger with minimum amount of components and long lasting battery life. Deep sleeps between readings.
ESP8266 ESP-12E Module
A DIY mini-wind turbine for charging cell phones, etc. (Hubs is going camping next weekend, I should totally have him make this.)
Best set of reference diagrams for arduino available. They're all here.
DIY Solar Phone Charger ($5 Battery Free - UPDATED!)