Physics Experiment Teaching Equipments Wooden-Hand Crank Generator
Features: By shake the by hand,the generator is driven-to rotate, and the output power is realized.
Interesting science and education works, exercise manual ability, show hand-cranked electricity function, light up low-power bulbs.
Exercise your children practical ability,train your children observation capability,thinking and analytical skills
Quality material,the hand crank generator make of material,durable.fashion.
Wonderful gift,sweet warm gift for kids,students.

Specifications: Wood

Package Includes: 1 Piece Hand Crank Generator

note: Please allow 1-2cm errors due to manual measurement.
Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.