Engine Kits DIY Steam Power Science Invention Toy for Boys
Description:
【Science Experiment Toy】: engine kits are great physics experiment educational toys for kids to learn and understand engine principles and learn tools.
【Material】: Steam heat education model toy is made of zinc alloy material to ensure durability and longevity.
【Easy to Operate】: Fill the alcohol into the alcohol burner and light the motor model, preheat it for 90s, then gently push the wheel, the hotter it gets, the faster it goes.
【Principle】: This is a hot air engine, which works by circulating hot air at different temperatures to compress and expand, thus converting thermal energy into mechanical energy.
【Application】: Steam power engine is suitable for physics/mechanics learning, science experiment projects,, teacher classroom demonstration props, children's birthday gifts and so on.
Size Chart:
17.5cmx9.5cmx11.5cm/6.89inchx3.74inchx4.53inch
Package Includes:
1 Hot Air Sterling Engine Model
Note:
Please allow 1-3mm measuring deviation due to manual measurement.
Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.
- If you are bidding or ordering more than one item, the items will be combined into one order automatically thus you can pay altogether. If you want not to combine, please buy one and immediately pay one separately.
- Please pay what you win in 7 days. Unpaid Dispute will be automatically open if payment is not received after 7 days. If you pay the bill after received unpaid dispute, please email us to close the unpaid dispute. Because the unpaid dispute will not be closed automatically, and we may ignore it.
- The buyer is responsible for any applicable import duties and local taxes. Please verify with your customs before making your purchase.
- Please verify your address during checkout. We are not responsible for any wrong or undeliverable addresses.
- We are committed to give you the best customer service possible. If for any reason you are unsatisfied with a purchase, please contact us and we'll assist you with a prompt solution. Please let us work on the issues. We'd like to settle any problem in a friendly manner. Please do not open a case on eBay or PayPal, or leave any negative or neutral feedbacks directly!
- We always reply to messages within 2 business days (off-duty at weekend). Due to the difference of time zone between Hong Kong and your location, sometimes the answer will be delayed. If you do not get a response from us after 2 business days, please check your junk or spam mailbox.
- Unsatisfied product can be returned within 30 days from the delivery date. We can offer a full refund or exchange, but we are not responsible for return shipping cost. Please contact us to get a RMA number before sending out your return.
-
Feedback:
1. Since your feedback is very important to our business's development, we sincerely invite you to leave positive feedback with four 5-Detailed Selling Rating (DSR) to us basing on your satisfaction with our commodity and service. It's just take you 1 minute.2. Unfortunately, If you are planning to give us a neutral/negative feedback because of your bad buying experience with us, please contact us at any time so as to clear up your discontent and resolve the problem.
Featured Products