Direct purchase from the factory 
1.You can contact the customer service. for any question regarding the product.
2.Ask the question in English to get answer faster.
3.Keep your question short and to the point.
Questions:0/2000
Vacuum Stirling Engine Model Heat Engine All-metal Engine Science Educational Toys
946
Shipping to: United States |
Express delivery: 7-12 business days |
Standard delivery: 15-25 business days
নিশ্চিত সুৰক্ষিত চেকআউট
মুক্ত উপহাৰ
প্ৰেৰণ নীতি
ফিৰতী নীতিমুক্ত উপহাৰ
Roymall-লৈ স্বাগতম, প্ৰিমিয়াম ডিপাৰ্টমেণ্ট ষ্টোৰ উপহাৰ ক্ৰয় কৰাৰ বাবে আপোনাৰ পেছাদাৰী ৱেবছাইট। আমি আপোনাৰ সমৰ্থনক উচ্চ মূল্য দিওঁ আৰু প্ৰতিটো অৰ্ডাৰৰ সৈতে এক বিশেষ মুক্ত উপহাৰ আগবঢ়াই কৃতজ্ঞতা প্ৰকাশ কৰোঁ।প্ৰেৰণ নীতি
অৰ্ডাৰ গ্ৰহণৰ পিছত ২-৫ কৰ্মদিনত প্ৰেৰণ কৰা হয়। $৯.৯ ৰ ওপৰৰ অৰ্ডাৰত মুক্ত প্ৰেৰণ সেৱা।১. ফিৰতী আৰু সলনি নীতি
বস্তু গ্ৰহণৰ পৰা ৪০ দিনৰ ভিতৰত ফিৰত দিব পাৰি। কাষ্টমাইজ বস্তু ফিৰত দিব নোৱাৰি।২. ৰিফাণ্ড নীতি
ফিৰত দিয়া বস্তু পৰীক্ষা কৰাৰ পিছত সম্পূৰ্ণ ৰিফাণ্ড দিয়া হয়।Specification:
Item Name: Stirling Engine Model
Size: 18CM*9CM*9.5CM
Weight: 1.2KG
Material: Metal
Fuel: 95% alcohol
Cylinder lubricant: 3000 mesh graphite powder or lock cylinder lubricant
Features:
Full metal bottom plate
Independent cooling fans on both sides
Bronze cylinder piston is wear-resistant
Easy to start
It can be used as a desktop toy for mechanical engine enthusiasts or as an exquisite feature desktop ornament
Note:
1. Please understand the product might have some colour difference due to different monitors and scenes.
2. Please allow slight deviation for the measurement data.
Package included:
1x Stirling Engine Model
Products related to this item
Loading related products...
❮
❯
Videos for similar product
Loading product videos...
❮
❯
Toys Hobbies & Robot Ranking
Customer Reviews
- All Reviews (0)
- Image ( 0 )
- Video (0)
Sort by:
Reviews only from your country (United States)
|
Show Original
A part of the review has been auto-translated.
Customer Q&As
Searching for relevant results...
Can't find your answer?
Ask a new questionorCustomer Service
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
showing 1-0 of 0
|
Show Original
A part of the QA has been auto-translated.
