Electric String Winder Tuner 3100 mAh Battery Automatic Guitar Tuner Safe Tuning

Brand: World Products (Landmark)
SKU: dcd-30003378378
Price: $74.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 170 g
Cart URL (default variant): https://petsandbaby.landmarks.builders/cart/43336967618608:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://petsandbaby.landmarks.builders/products/m4x-10001194484
JSON data: https://petsandbaby.landmarks.builders/products/m4x-10001194484.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.

• St1
    SKU: dcd-30003378378
    Price: $74.99
    Availability:Made to order (cross-border)
    Weight: 170 g
    Cart URL: https://petsandbaby.landmarks.builders/cart/43336967618608:1

Description

Electric String Winder Tuner 3100 mAh Battery Automatic Guitar Tuner Safe Tuning

Agentic Product Page

Summary: Electric String Winder Tuner 3100 mAh Battery Automatic Guitar Tuner Safe Tuning. Description: 【Product Identity】: A compact music tool that combines a string winder and automatic tuner in single handheld device, designed for players who want faster setup and fewer accessories in their gig bag. 【Multi-Instrument Use】: This guitar string winder also works as a ukulele string winder, giving you a practical allall-in-single helper for different stringed instruments without switching tools. 【Smart Operation】: With automatic and semi-automatic tuning modes, the device helps simplify string changes

Generated by: m4x-map-v1

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).

• Add to cart: https://petsandbaby.landmarks.builders/cart/43336967618608:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
• Full product page (human view): https://petsandbaby.landmarks.builders/products/m4x-10001194484
• Product JSON data: https://petsandbaby.landmarks.builders/products/m4x-10001194484.json
• UCP discovery: /.well-known/ucp
• MCP endpoint: https://wp-governance.htfu.workers.dev/api/ucp/mcp

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.

• Endpoint: POST https://wp-sfc-carrier.htfu.workers.dev/
• Content-Type: application/json
• Request body (example):

{
  "rate": {
    "origin": {"country": "CN"},
    "destination": {
      "country": "US",
      "postal_code": "95014",
      "province": "CA",
      "city": "Cupertino"
    },
    "items": [{
      "name": "Electric String Winder Tuner 3100 mAh Battery Automatic Guitar Tuner Safe Tuning",
      "quantity": 1,
      "grams": 170000,
      "properties": {
        "_length_cm": "13.2",
        "_width_cm":  "7.8",
        "_height_cm": "5.2"
      }
    }],
    "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").