Temperature Steam Engine Mini Science Toy

"Unleash the power of temperature with our Mini Science Toy! This clever engine utilizes temperature differences to provide endless fun and learning opportunities. No need to take ourselves too seriously when we can play with science (and have a blast doing it)!"

How to use and precautions:

1. Fill a cup with a cup mouth diameter of about 90MM with boiling water (be careful not to scald yourself at high temperature)
2. Place the engine in the center of the cup and heat it for about 20 seconds to start the flywheel.
3. During the whole heating process, do not touch the high-temperature position with your hands, and use the product under the premise of ensuring safety
4. Do not touch the high-temperature parts of the machine during the process to prevent scalding!
5. It is strictly forbidden to add any lubricating oil, the lubricating oil will cause the engine to fail to run
6. For long-term use, please regularly clean the cylinder, piston, heating cylinder connecting rod, and other parts, and keep the sliding parts running smoothly so that the power will last

Shipping Info:
- Estimated Delivery Time: US 15-25 Days; Worldwide 15-30 Days.