3 Cylinder Micro Radial Solenoid Engine 6-12V Halloween Sale and then drain the waste

and then drain the waste oil from the oil outlet

The texture and beauty are excellent

the pinion input gear output

guarantee the ultra-high speed experience

3 Cylinder Micro Radial Solenoid Engine 6-12V Halloween Sale and then drain the waste3 Cylinder Micro Radial Solenoid Engine 6 12V Features:. The mini star three cylinder electromagnetic engine model is made of metal material for mechanical feel, with exquisite craftsmanship, and perfectly combined components for precise manufacture technology. . The engine model is powered by 6 12V voltage power supply and 2S 3S lithium batteries are recommended. The strong magnetic piston is rotatable positively and negatively while the iron piston