USB4 240W Keychain Cable – 40Gbps USB-C Fast Charge

USB4 240W Keychain Cable – 40Gbps USB-C to USB-C Fast Charging & Data Transfer

Meet the ultimate pocket-sized power companion: a compact USB-C to USB-C keychain cable engineered for those who refuse to slow down. Packing 240W fast charging and blazing 40Gbps USB4 data transfer into an ultra-portable aluminum alloy form factor, this cable clips right onto your keyring so it's always within reach — no more scrambling for a cable when you need it most.

Key Features

• 240W Fast Charging: Deliver up to 240W of power to rapidly top up laptops, tablets, smartphones, and other USB-C devices — minimizing downtime and keeping you moving.
• 40Gbps USB4 Data Transfer: Transfer large files, 4K/8K video, and full project folders in seconds — ideal for creative professionals, students, and heavy data users.
• 8K-Ready Signal: Supports 8K video output when connected to compatible displays, making it a versatile hub for productivity and entertainment setups.
• Maximum 6A Current: Handles up to 6A current load for stable, efficient charging without throttling.
• Premium Aluminum Alloy Construction: Durable, scratch-resistant housing that looks great and stands up to the wear of everyday carry.
• 105℃ Heat Resistance: Built to handle sustained high-power sessions without degrading, so performance stays consistent over time.
• Keychain Design: Ultra-compact and lightweight — clips to your keys, bag, or lanyard so you're never without a cable.
• Universal USB-C Compatibility: Works with the latest smartphones, tablets, MacBooks, Windows laptops, gaming handhelds, and any device sporting a USB-C port.
• CE & WEEE Certified: Meets European safety and environmental compliance standards.

Specifications

Who Is This For?

Whether you're a digital nomad, a student rushing between classes, a photographer transferring RAW files in the field, or simply someone who hates being caught without a charger — this keychain USB4 cable fits seamlessly into your everyday routine. Its compact build means it adds virtually no weight to your gear, while its performance rivals full-sized cables costing much more.

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Frequently Asked Questions

Q: Is this USB4 keychain cable compatible with all USB-C devices?

A: Yes — the USB-C to USB-C interface is broadly compatible with smartphones, tablets, MacBooks, Windows laptops, gaming handhelds, and any USB-C device. Note that maximum charging speed (240W) and data transfer rate (40Gbps) require a host device that supports USB4 / USB PD 3.1. On older USB-C devices, the cable will negotiate the best available speed automatically.

Q: Can this cable really charge at 240W?

A: Yes, provided both your charger and device support USB Power Delivery 3.1 at 240W. The cable itself is rated for up to 240W and 6A current. If your charger or device supports a lower wattage, the cable will safely negotiate down to that level.

Q: Does this cable support video output for monitors?

A: Yes — the USB4 40Gbps bandwidth supports video output up to 8K resolution on compatible host devices and displays. Ensure your laptop or source device has a USB4 / Thunderbolt 4 port for full video capability.

Q: How durable is the keychain design for daily carry?

A: The cable is built from premium aluminum alloy with a 105℃ heat-resistant construction, making it resilient to the bumps, heat, and friction of everyday carry. The compact keychain form is designed specifically for on-the-go durability.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.