2 DIY Wind Turbines - Science Discovery

2 4M Kidzlabs wind turbine kits. With this set, you can shed light on the dark.. Build the wind turbine and use it to turn on a light. The set contains detailed instructions to help you during construction. Without batteries, your wind turbine generates enough power for the LED light to turn on when the wind blows! Place your grinder outside when it is dark, for a The seller confirms that its products comply with all applicable laws and are only offered if they comply with Joom policies and European product safety and compliance laws.