Very fantastic craftsmanship, made with Metal Alloy
Being a Gift, or a Display on your desk or anywhere!
The hotter it gets, the faster it goes!
This low-temperature Stirling engine,
It runs on a warm/cold surface, and it requires a small difference in temperatures to run.
Description: Item Name: Stirling Engine Size: 102 X 102 X 125mm Material: Steel and Glass Speed: up to 180-250 RPM Start Temperature Difference: 20 ℃ Weight: 250g
Features: This Low-Temperature Stirling Engine could be a great gift for your friends or families. It is almost ready to run: after the installation, put it in a cup of hot water, then it will run itself.
Note: Can use a pencil to lubricate all the connections, other oils are not recommended.
Package Included: 1 x Low-Temperature Stirling Engine