Portable Keychain Charging Cable

    • Portable Keychain Design
      6.3″ ultra-short cable, compact and lightweight. Easily attaches to keychain, backpack, or wallet for convenient charging anytime, anywhere.

    • 20W PD Fast Charging
      Supports USB-C PD protocol, charging iPhone up to 50% in just 30 minutes. Perfect for travel, commuting, or emergencies.

    • Charge & Data Transfer
      Provides fast charging and stable data sync for files, photos, and videos, ensuring smooth work and entertainment.

    • Wide Compatibility
      Works with Lightning devices (iPhone/iPad) and USB-C devices (Galaxy, Vivo, Xiaomi, Huawei, etc.). One cable for multiple devices, ideal for trips.

    • Durable & Reliable
      High-quality wire core and reinforced connectors with anti-bending design. Short cable avoids tangles and ensures long-lasting performance.

    • Customizable OEM/ODM Options
      Can be redesigned as required, such as: appearance design, adding exquisite boxes, printing LOGO, size modification, etc.

Why Choose the Portable Keychain Charging Cable?

This portable keychain USB-C to Lightning charging cable is designed for everyday carry. With its ultra-short 6.3-inch length, it easily attaches to your keychain—no more worrying about forgetting your cable. Whether at a café, office, or on a trip, you can always recharge quickly. Supports 20W PD fast charging and data transfer.

Recommended Scenarios

  • Business travel essential: Keep it in your wallet or on your keychain for quick access—charge your phone or laptop anytime, anywhere.
  • Travel companion: Lightweight and easy to carry, no more tangled cables in your suitcase.
  • Office desk solution: Safer and tidier than long cables—no need to unplug frequently.
  • Share with friends & family: Compatible with multiple interfaces, one cable for everyone, no more “whose cable is this?” confusion.

Performance Parameters

  • Connector Options: Lightning / Type-C
  • Maximum Output: 15V 2A
  • Data Transfer: USB 2.0 (480Mbps)
  • Cable Material: Eco-friendly PVC
  • Length Options: 16CM (customizable)
  • Color Options: White / Black / Yellow / Purple / Blue
  • Connector: Integrated design, extra durable; available in single-resistor / dual-resistor versions to match different fast-charging needs

Wide Compatibility

  • Smartphones: Huawei, Xiaomi, VIVO, OPPO, Honor, Meizu, OnePlus, iPhone 16/15 series, Samsung Galaxy Note series, Google Pixel series
  • Tablets & Other USB-C Devices: Fully supports charging and data transfer

Important Notes

  • For best charging performance, use with original or high-power adapters to maximize fast charging capability.
  • This product is a charging & data cable only, and does not support Thunderbolt 3 video output.

The following is the production process

01. Make a request

You can contact us through our official website online consultation, official WeChat account: lineusb, service hotline: 400 1022 790, email: sales@lineusb.com and other contact methods to put forward your customization requirements. We will arrange professional staff in the shortest time and provide feasible solutions for you to choose according to your needs.

02. Customized solutions

Option 1: Customize an existing solution. We will redesign the visuals of the data cable and packaging based on our existing products and provide renderings free of charge.
Option 2: Develop a completely new solution. If you have higher requirements for your data cable, we will develop a completely new and unique product for you according to your requirements.

03. Provide sample

We will provide samples according to the confirmed plan. After the samples are confirmed to have no problems, we can conduct small-batch trial production and then confirm the mass production.

04. Signing of purchase and sales contract

The two parties confirm the negotiated project content and sign a purchase and sales contract. (The contract covers the valid information of both parties, detailed requirements of customized products, price, payment method and amount, production and delivery date, delivery method, after-sales service model, and solutions to unresolved issues, etc., which are legally binding and enforceable.)

05. Pay the deposit

Pay the corresponding deposit to the designated account (the account must be stamped with the official seal) as stipulated in the contract, 30% of the contract amount

06. Organize production

Production will be carried out according to the confirmed samples and the requirements of the contract signed by both parties.

07. Arrange inspection

Inspect and test the bulk goods according to the confirmed samples.

08. Pay the balance

Inspect and test the bulk goods according to the confirmed samples.

09. Designated logistics delivery

The goods will be delivered to the designated logistics for distribution according to your requirements.

10. After-sales service

Five-star after-sales service system, professional after-sales service team, super fast response, respond to customer calls within 5 minutes.

Free Samples! Spark Your Ideas, Connect Unlimited Opportunities!

Dear Valued Customer,
Have you ever hesitated because of sample issues? Worried about not being able to personally experience the quality before cooperation? Now, here’s your chance! Our factory proudly launches the Free Sample Program—zero cost, zero risk, turning your product vision into reality!

Why Choose Us?

  • Top-notch Craftsmanship: Industry-leading technology, wear-resistant and durable cables, precise and sturdy connectors, lightning-fast charging speed!

  • Worry-Free Customization: From appearance, length, color, logo printing to special function requirements—just ask, we deliver!

  • Multiple Interfaces: Supports USB-C, Lightning, Micro USB and more!

  • Fast Response: Demand confirmed within 24 hours, samples ready in 48 hours—efficiency is our competitiveness!

  • Quality Assurance: Samples equal mass production—no shortcuts! Strength speaks for itself, giving you peace of mind to place orders!

What Does Free Sampling Mean?

  • Your Ideas, Our Execution: From design to real product, we control every detail with precision!

  • Try Before You Cooperate: See the quality with your own eyes, no “photoshopped promises,” lowering decision-making risks!

  • Seize Market Opportunities: Rapid sampling and quick mass production bring your products to market faster!

How to Apply?

  1. Leave us a message or DM with your requirements (type, specification, quantity, etc.);

  2. A professional consultant will provide one-on-one communication and refine your plan;

  3. Receive your high-quality samples—only discuss cooperation when you’re fully satisfied!

We firmly believe: Good products speak for themselves!

With one free sample, we exchange for a trusted cooperation—if you dare to try, we dare to commit!
Click to contact us now and unlock your exclusive sample—this is where your best-selling journey begins!

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