Genius Collection Science Educational DIY Toys

Genius Collection Science Educational DIY Toys

DIY Channel Hydraulic Excavator

Material: wood Suitable

age: over 8 years old

Options:

hydraulic arm x1

hydraulic excavator x1

Principle:

Hydraulic transmission is a transmission mode that uses pressurized liquid in a closed system to transfer motion and power. It converts the mechanical energy into the pressure energy of the liquid, and then the pressure energy of the liquid into the mechanical energy.

Note: Dinosaur batteries need to be purchased by yourself.