3 Cylinder Micro Radial Solenoid Engine 6-12V Halloween Sale you need to build it

you need to build it yourself

all metal chassis

and then drain the waste oil from the oil outlet

Superior quality and exquisite appearance also make it have high collection value

Control: Adopts 70mm large-diameter single-duct power design

3 Cylinder Micro Radial Solenoid Engine 6-12V Halloween Sale you need to build it3 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