Check the listing for details. Wind Power Test Stand with 2023 2024 Science Olympiad Design Specifications. Condition: New. Listed at 145.00 USD. Wind Power Test StandAdjustable Height from ~17" to 26.5"Resistor - 22 ohmMotor - 3-12VDC. 3V;Rated Speed:1500 RPM; 4.5V;Rated Speed:2500 RPM; 12V;Rated Speed:6500 RPM. 52 ohm coil resistanceMotor Hub can be attached to CD or DVD disc that is used for fan blade designMost PVC sections are pressed fit (snug) or threaded hand tight and not glued down, this allows ease of potential repairs or replacing parts if desired. The PVC base is secured down to the baseboard.Width of base: 9 1/8" (see pictures)Length of base: ~12" (see pictures)Banana jacks for measuring output are 4mm This test stand can be used to test the efficiency of the fan blade design. A separate meter will be needed to take the output measurement. Test Stand during competition can have a different motor and resistor combination, so output value could be different. This setup can assist with testing your blade designs.