Sunnytech Solar Mendocino Motor Magnetic Levitating Educational Model No Propeller ST05 EASY OPERATION ---- No Manual at all. Set the rotor to the board, Levitating success on the model, set the model 45degree direction under the light resource. Give the rotor a gently push, it will run smooth. See play video : http://goo.gl/fbYYpb. the video is teaching you how to pay it. product pictures see the gallery. HIGH-TECH ORNAMENT THAT COMBINES THE MAGNETIC FIELD AND THE ELECTRIC FIELD ---- The Mendocino Motor is a magnetically levitated, solar powered electric motor. The motor consists of a spinning shaft that is held up by repelling magnets, stabilized by resting a point against a wall. It is powered by solar panels mounted on the spinning shaft, which generate currents through coils of insulated wire, and rotation. ENTERTAINING---- The motor can rotate under a weak light source. The light source more stronger, the faster the speed. The solar panels which equipped on the model convert sunlight to power and drive the model run freely . SPARK INTEREST IN SCIENCE ---- In the powerful noon time, the model rotor will run freely, speedily, and stably. Oppositely, it performs a little bad in the morning or late afternoon, It may run slowly, act out no stable, a little shake, WHY ? We cant wait to hunt out the knowledge behind the model. AMAZING CONVERSATION PIECE ON YOUR DESK---- It's funny to see people's looks and reactions when their squeeze a little shot for this Mendocino Motor model. Set the rotor to the board , give it a little light., and then it works like charm. All of you guests want to know what happen, ice break success.