Microcosm Mini Steam Boiler Steam Engine Model Gift Collection DIY Stirling Engine

Description: This is a very small steam model. The steam model is made of copper and stainless steel elaborate, dignified retro design, technology skills. Through a small fire heating boiler can operate normally, is the collection, to enjoy the high-end crafts. The boiler can hold 12ml of water, working time about 10 minutes. It is equipped with a safety valve. Length: 113 mm Width: 45 mm Height: 100mm Weight: 185G Solid fuel alcohol. About the Mini steam: It measures length 47MM, width 29MM, high-46MM, weight 66G. Flywheel diameter 29MM, shaft diameter 2MM. Cylinder diameter 4MM. Package Included: 1 X Steam Engine Model