This is a mini solar panel with motor and plastic fan for school projects, experimenting, hobbies, etc. Let your imagination go wild! Comes with solar cell, motor, fan and 3 feet of wire connected to the motor.Panel measures 2.5" X 3.5". Output 0.9 volt, approx. 400mA.Can be used indoors using a 100-150 watt bulb, from a distance of about 6-12". Do not keep in front of the bulb for extended period as the plastic will start to melt.