Charge your laptop or cell phone with water from your tap! The PowerWheel™ micro hydro generator is an amazing tool for learning about alternative energy, hydropower, and other renewable sources of energy. Utilizing a Pelton wheel turbine, the PowerWheel™ provides a hands-on, visual way to explore the world of energy by using water from your tap. Includes a fully assembled PowerWheel™, LED light strip, hose attachment, bridge rectifier to convert AC output to DC, and a user's manual.