Mini Pure Copper Steam Engine Model Toy Creative Gift Set with Boiler - M1BFeatures: .Beautiful Appearance: small and novel in shape, can be placed in the palm of your hand like a treasure.Exquisite mini, let a person fondle admiringly. Is an excellent craft.High Quality: the product is made of all copper, finely made, bright surface, glittering.Boiler: The boiler can hold 90 ml of water and the working time is about 20 minutes.
It is equipped with a safety valve. The safety pressure is 5 kg. Aperture: 9.5mm, stroke: 15mm.

