Description:Brand new and high quality.
This Low Temperature Stiring Engine could be a great gift for your friends or families.
It is almost ready to run: after the installation, put it on a cup of hot water, then it will run itself.
It run on warm / cold surface, and it requires a small difference in temperatures to run.
Very fantastic craftsmanship, made with Metal Alloy.
Features:Item Name: Stirling Engine.
Material: Steel and Glass.
Speed: up to 180-250 RPM.
Start Temerature Difference: 20 â„.
Size: 10.2cm x 10.2cm x 13cm.
Note:Can use pencil to lubricate all the connections, other oils are not recommended.
Package Included:1 x Low Temperature Stirling Engine
NO Retail Box. Packed Safely in Bubble Bag.