GKUTW HX100M4 Magnetic Power Bank, 10,800mAh, 25W USB-C, Sky Blue
Product description
Keep your phone and watch powered during a commute or travel day with the GKUTW HX100M4 magnetic power bank. It combines magnetic charging for compatible iPhone and Apple Watch models with USB-A and USB-C ports for wired charging. Choose the magnetic setup for convenient phone charging, or use the ports when you need to connect additional devices.
Fit and sizing

Measuring 4.4 x 2.8 x 1 inches and weighing 220 g, this sky blue charger is designed to travel in a bag or carry-on. Its dual-sided magnets attach to compatible iPhones for magnetic charging, while the Apple Watch charging feature gives Apple users another way to keep a device powered from the same battery pack. For magnetic iPhone charging, use a MagSafe-compatible magnetic phone case or a compatible phone without a case.


If your priority is a simple backup for one device, a smaller single-purpose charger may be enough. This model is geared toward people who want magnetic charging alongside wired options in one portable unit, especially when carrying a phone, watch, and other USB-charged gadgets.

What you’ll notice day to day
The 10,800mAh capacity and LCD display make it easier to bring backup power along and see the remaining charge at a glance. Magnetic attachment offers a cable-free way to charge a compatible iPhone, while the USB-C and USB-A ports support wired charging for additional devices. The manufacturer describes the setup as capable of charging up to four devices at once: an iPhone and Apple Watch magnetically, plus two devices through the ports.



For a travel day, that means you can keep a compatible iPhone attached to the power bank while connecting other devices by cable. The 25W PD and QC4.0 charging support is another practical feature when charging through a compatible wired connection. Buyers highlight the convenience of having multiple charging options and taking the unit on trips, experiences with charging speed and weight vary.
Technical details

- Type: Magnetic portable power bank
- Capacity: 10,800mAh
- Color: Sky Blue
- Dimensions: 4.4 x 2.8 x 1 inches
- Weight: 220 g
- Connectivity: Magnetic charging, USB-C, and USB-A
- Power: 25W PD and QC4.0
- Display: LCD battery-level display
- Compatibility: Magnetic charging for compatible iPhone and Apple Watch models, wired charging for iPhone and Android phones
- What’s included: Power bank, USB-C charging cable, and user manual
- Model: HX100M4


Practical questions

Which iPhones can charge magnetically? Magnetic charging is listed for iPhone 12 through 18 series models, with model-specific support described for the iPhone 18 Pro and 18 Pro Max. Use a MagSafe-compatible magnetic case for magnetic charging, USB-A or USB-C wired charging is also available for iPhones.
Can it charge an Apple Watch and other devices? Yes. It supports magnetic charging for Apple Watch models, and its USB-C and USB-A ports can charge other devices by cable. The manufacturer describes simultaneous charging for up to four devices across the magnetic and wired options.

How can I check the remaining battery level? Read the LCD display on the power bank to see its remaining battery level. The USB-C port supports input as well as output, so it can also be used to recharge the power bank.
Final verdict
The GKUTW HX100M4 is suited to Apple users who want magnetic iPhone and Apple Watch charging alongside USB-A and USB-C connections in one travel-ready power bank. Its 10,800mAh capacity, LCD charge display, and multiple charging options make it a practical fit for days when several personal devices need backup power.
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