Rated 4.9/5 by hundreds of happy customers.

Kwumsy Z3 15.3" Przenośny przedłużacz ekranu laptopa z czterema ekranami

$499.99

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Three 15.3″ IPS screens merge into a panoramic 42″ workspace.
Folds to just 48mm with an integrated handle — no extra bag needed.
1920×1200 1200P resolution with 100% sRGB and 72% NTSC color gamut.
Side screens rotate 360° for portrait, landscape, or any angle.
Connect all three screens with just two cables via full-featured USB-C.
One-key center screen shutoff saves 30% power and turns it into a dual-screen extender.

Kwumsy Z3 15.3" Przenośny przedłużacz ekranu laptopa z czterema ekranami

US: Shipped from US · No customs · Fast delivery

Global: Shipped from China · Full tracking

⚠️ Important Notice – Drivers required & System Compatibility

Z3 requires a dedicated display driver to function properly. This driver is compatible with the following operating systems only:

🪟 Windows 🍎 macOS

❌ Not compatible with Linux / Ubuntu / ChromeOS

Please ensure your computer runs Windows or macOS. The product will not work on unsupported systems.

⚠️ If you are using a company-managed laptop, please check with your IT department before purchasing. Corporate computers often restrict driver installation, which may prevent Z3 from working properly.

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One Laptop. Four Displays. Zero Limits.

Universal Compatibility.
One Device, All Your Devices.

See More. Scroll Less. Work Faster.

Rotate Any Way. Work Any Way.

Full Interface. Smart Control.

Before You Buy — What You Need to Know

One Cable+Power Supply. Three Screens.

No full-featured USB-C ? No Problem.

Setup in Seconds.

Everything You Need. In the Box.

Frequently Asked Questions

Q1:Do I Need To Install Drivers?

Yes. Driver installation is required for all connection methods. A dual-interface USB flash drive (Type-C + USB-A) is included in the box for easy installation.

Q2:Is the Z3 compatible with older laptops without USB-C?

Yes. For older laptops, use the USB-A + HDMI connection method. Both cables are included in the box.

Q3: Can I turn off individual screens?

Yes. One-key center screen shutoff reduces power consumption by 30%. The side screens remain on, turning the Z3 into a dual-screen extender.

Q4: How long are the included cables?

All three cables (USB-C to USB-C, USB-A to USB-C, HDMI to MINI HDMI) are 1.5 meters long.

Q5: What operating systems are supported?

Z3 supports Windows and macOS only. Linux and Android are not supported.

Q6: Why is driver installation required?

The Z3 uses a specialized display chip that requires drivers to properly drive three screens simultaneously across different operating systems. This ensures stable performance and broad compatibility.