Below are the available bulk discount rates for each individual item when you purchase a certain amount
With the KELVIN® Wind Turbine ECONOMY, students can explore wind energy in a classroom environment to see how wind can be used to produce electricity like lighting an LED.
Includes 2- and 3-bladed propellers, KELVIN® 50LE Meter, LED and alligator clips. Measures 7 in. tall. Kit. Requires a 24 in. Box Fan (NOT included).