Stem toy Single Cylinder Stirling Engine Generator

Discover the power of STEM with our Single Cylinder Stirling Engine Generator! This quirky and fun stem toy will entertain and educate you as you learn about heat and energy conversion. Perfect for young scientists and curious minds. No batteries are required!

Instructions:
1: Turn the flywheel by hand to see if it is smooth.
2: Check whether the sliding parts are clean.
3: fill the alcohol lamp to less than two-thirds.(Add 95% and above alcohol)
4: Light the alcohol lamp on the front end of the test tube.
Turn the flywheel after about 1 minute.
The engine is spinning.
The warm-up time with the generator is slightly longer.
Precautions:
Do not touch the baked test tube and the metal connected to it to avoid burns.

Shipping list:
Sterling Engine Model*1
Alcohol bottle*1

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