USB Fan Speed Regulator with Voltage Step-up and Buck Circuit

Brand: Send From China
SKU: dcd-30003389347
Price: $4.32
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: USB Fan Speed Regulator
Vendor: World Products
Weight: 40 g
Cart URL (default variant): https://sendfromchina.ai/cart/50397976363247:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://sendfromchina.ai/products/wp-dcd-10001197763
JSON data: https://sendfromchina.ai/products/wp-dcd-10001197763.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

This electronic accessory is a USB fan speed regulator designed for small USB-powered devices, combining a compact control body with a simple rotary knob. As a voltage controller, it lets you adjust output smoothly and switch the power on or off, making it easy to fine-tune the performance of connected USB devices. It works with any USB power source and supports both USB-A and Type-C input, fitting common chargers, power banks, desktop ports, and laptops. The built-in voltage step-up and buck circuit allows flexible adjustment, and the small 46 x 21 x 18 mm body is neat on a desk or inside a DIY project. Use it to match air movement or power levels to the task at hand.

Agentic Product Page

Summary: This electronic accessory is a USB fan speed regulator designed for small USB-powered devices, combining a compact control body with a simple rotary knob. As a voltage controller, it lets you adjust output smoothly and switch the power on or off, making it easy to fine-tune the performance of connected USB devices. It works with any USB power source and supports both USB-A and Type-C input, fitting common chargers, power banks, desktop ports, and laptops. The built-in voltage step-up and buck circuit allows flexible adjustment, and the small 46 x 21 x 18 mm body is neat on a desk or inside a DIY project. Use it to match air movement or power levels to the task at hand.

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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 cross-border shipping rates 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": "USB Fan Speed Regulator with Voltage Step-up and Buck Circuit",
      "product_id": 9535231361263,
      "variant_id": 50397976363247,
      "quantity": 1,
      "grams": 40,
      "length_cm": "19.0",
      "width_cm":  "16.0",
      "height_cm": "4.0"
    }],
    "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. The estimate endpoint uses the product dimensions provided in the request. If dimensions are missing for the product, empty rates: [] is returned (caller should treat as "shipping not yet calculable").

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