Please allow up to 14 days for delivery. Free Standard UK delivery cost included. Designed and tested in Scotland, the Range Extender will run continuously on just a few hours of sunshine per day. View all the eco products in our section, or click on any of the links on the left hand side to see more.

{ } By recording data about wind speed and direction, and solar irradiance, the Power Predictor can forecast how much energy you can generate, how much you will save, and make recommendations about which turbines and solar panels to use. Ideal for anyone looking to generate their own energy, or as a teaching aid for schools and colleges. "A vital first step in deciding whether solar or wind power is right for you." View all the eco products in our section, or click on any of the links on the left hand side to see more.