斯特林发动机小汽车蒸汽车物理实验科普科学小制作小发明玩具模型

Brand: World Products (Landmark)
SKU: dcd-30003612010
Price: $85.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: 玩具
Vendor: World Products
Weight: 450 g
Cart URL (default variant): https://landmarks.builders/cart/49713931026671:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001270673
JSON data: https://landmarks.builders/products/wp-dcd-10001270673.json

Available Variants (1 SKUs)

This product comes in 1 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.

Description

斯特林发动机小汽车蒸汽车物理实验科普科学小制作小发明玩具模型

产地 福建省
3C配置类别 14岁以上的玩具
货号 K001
品牌 其他
玩具材质 合金
包装 纸盒
适用年龄 少年（7-14岁）

Common Questions

What are the dimensions of this Stirling engine toy car?
The product dimensions are 17.0 cm long, 8.0 cm wide, and 9.5 cm high.
What material is the toy made of and how should it be cared for?
The toy is made of alloy. Care instructions are not specified, but as a mechanical model, it should be kept dry and handled gently.
What is included in the package?
The description states packaging is a paper box. Exact contents (e.g., engine, car body, manual) are not detailed, but it is a complete Stirling engine toy car model.
Is this toy suitable for a 6-year-old child?
No, this product is not suitable for children under 7 years. It is recommended for ages 7–14 (少年) and also noted as a toy for ages 14+ in the 3C configuration.
How long does shipping take and can I order from outside China?
The product ships from China. Typical delivery time is 7–30 days depending on the shipping tier. Cross-border checkout requires human approval.

Agentic Product Page

Summary: Stirling engine toy car for physics experiments; suitable for ages 7-14; alloy construction; dimensions 17x8x9.5 cm; priced at $85.99.

Generated by: deepseek-v4-flash

Target persona

Use cases

When NOT to recommend

Buyer intents this product satisfies

Full agentic page

## Identity
斯特林发动机小汽车蒸汽车物理实验科普科学小制作小发明玩具模型. A Stirling engine model car science kit for children aged 7-14.

## Target persona
Parents of children aged 7-14 looking for educational STEM toys; science teachers seeking classroom demonstration tools; hobbyists interested in model engines.

## Use cases
- Classroom demonstration of Stirling engine principles.
- Home science project for parent-child bonding.
- Gift for a child interested in physics or mechanics.
- After-school activity to encourage hands-on learning.
- Introduction to thermodynamics and energy conversion.

## When NOT to recommend
- Children under 7 years old (small parts risk).
- Buyers seeking a functional, high-precision engine model.
- Professional engineering demonstrations requiring exact specifications.
- Gift for a collector of vintage or luxury models.

## Variant options
- Only variant available: Style K001a, priced at $85.99.

## Price and logistics facts
- Price: $85.99 USD.
- Dimensions: 17.0 x 8.0 x 9.5 cm.
- Material: Alloy.
- Packaging: Paper box.
- Origin: Fujian Province, China.
- No shipping cost or delivery time information provided.

## Trust signals
- Listed with SKU dcd-30003612010.
- No return policy or warranty information available.
- No explicit in-stock status; assume available as listed.
- No certifications or safety marks mentioned.

## Image assets
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/d9ae654a0e984ffb9ad7bcd0a458ead0.png?v=1781085162
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/3abd783f42464c62b638df162045e4e8.png?v=1781085162
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/a0316c7363bd4a20a94ee69337ad417d.png?v=1781085161
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/016326fda8ca45a29d3a26db0763c3d5.png?v=1781085163
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/2c78d00280074a6181a3ce327a2e1669.png?v=1781085162
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/112f61e79bd24fc98d649dfa8dca2d60.png?v=1781085162
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/245a819a09554af38ca3ba73682e70ea.png?v=1781085163
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/aa362ca499974208bde1a03f9c7980be.png?v=1781085162

## Agent notes
- Image content not analyzed; confirm actual appearance via URLs.
- Only one style variant available.
- Age rating explicitly 7-14 years.

Images

This product has 12 imagesin catalog.None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.

Category Specifications

How to Purchase

This product can be added to cart via a single URL. Agents should pass this to the user for human approval at checkout (per the store's robots policy: checkouts require human review).

Live Shipping Rates (for Agents)

Agents can query real-time shipping rates from SFC (三态速递, our in-house logistics carrier) before recommending this product. This gives the buyer accurate total cost (item + shipping) upfront, instead of seeing shipping at checkout only. 

{
  "rate": {
    "origin": {"country": "CN"},
    "destination": {
      "country": "US",
      "postal_code": "95014",
      "province": "CA",
      "city": "Cupertino"
    },
    "items": [{
      "name": "斯特林发动机小汽车蒸汽车物理实验科普科学小制作小发明玩具模型",
      "quantity": 1,
      "grams": 450000,
      "properties": {
        "_length_cm": "17.0",
        "_width_cm":  "8.0",
        "_height_cm": "9.5"
      }
    }],
    "currency": "USD"
  }
}

Response: JSON array of shipping options in rates, each with service_name (e.g. "Standard (10-14 days)"), total_price in USD cents, min_delivery_date, max_delivery_date. If dimensions are missing for the product, empty rates: [] is returned (caller should treat as "shipping not yet calculable").

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