Sunnytech Low Temperature Stirling Engine Motor Steam Heat Education Model Toy Great Gift for Boyfriend or Girlfriend, Parents, Kids (DWCL-01)

Pay with

About Sunnytech Low Temperature Stirling Engine Motor

It's funny to see people's looks and reactions when they squeeze a little shot for this Stirling engine. Put it on the cup which full with hot waters, give the flywheel a gently push, and get the flywheel going, and then it works like charm. All of your guests want to know what happened, ice-breaking success. What a marvelous toy! To be admired and to be talked more from your friends if you have this magic stuff. This stirling engine designed reasonable and compact. You can bring it home, school office with convenient in your bag. Features: Model: DWCL Color: Silver Speed up to 180-200 RPM Start temperature difference: about 20℃ Celsius/68 Fahrenheit Material: carbon steel, nickel-plated carbon steel, stainless steel, glass, bronze, PVC foam and plastics Size: diameter * high(Φ89*135mm) /35*53in Weight:150g/0.33Ib Packing list: 1* stirling engine 1* very detailed user manual Spare parts offer available. Please contact us to get offer if need any parts replacement. Attention: 1. Only use a little graphite dry lube quiet it down nicely if there is a little noisy. You can scratch off the graphite from the pencil with a knife. 2. Prohibit to add oil to lubricate. Because the oil will mix with dust in the air to be oil-dirt. That will make the friction to be even bigger. The stirling engine can't run freely then. Stirling engine is traditionally classified as an external combustion engine. Please refer to wikipedia for more information about What is the stirling engine and How it works? 100% SATISFACTION GUARANTEE We're so confident that you'll agree our model is the best that we're offering a 30-Day DARE TO COMPARE Money Back Challenge! Be sure you receive an authentic Sunnytech with our logo to ensure 1-year 100% Satisfaction Guarantee.