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UGREEN MagFlow Magnetic Wireless Power Bank 20000mAh (Qi2 25W, Built-In 45W USB-C Cable)

A 20,000mAh magnetic power bank with Qi2 25W wireless charging, a built-in 45W USB-C cable that doubles as a carry strap, plus a USB-C port and a USB-A port.

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UGREEN MagFlow 20000mAh Qi2 25W magnetic power bank in light blue, built-in USB-C cable unclipped, with the USB-C and USB-A ports and display visible
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Photo: UGREEN

Ports & connections

Tap a port to see what it’s for.

Capacity
20,000mAh (UGREEN doesn't list watt-hours on its store page)
Wireless output
Qi2 25W certified, magnetic (MagSafe-compatible); older Qi2 phones up to 15W; UGREEN notes iPhone Air and iPhone 16/16 Pro may charge slightly below 25W
Wireless speed (UGREEN figure)
iPhone 17 Pro Max to 50% in around 38 minutes at 25W (around 54 minutes at 15W)
Built-in USB-C cable
Up to 45W; doubles as a carry strap rated for 10,000+ bends
Ports
Built-in USB-C cable, 1x USB-C port, 1x USB-A port

What the specs mean for you

Max output

45W

Fast-charges phones (iPhone 15+ and Android) and small tablets. Too little for most laptops.

Total ports

2

Compact: the essentials for travel or a light setup.

Why people pick it

  • 20,000mAh with Qi2 25W, so supported iPhones charge wirelessly at full speed with capacity to spare
  • Built-in 45W USB-C cable doubles as a strap and can charge an iPad or a MacBook Air
  • Charges up to four devices at once
  • Display shows remaining battery

Know before you buy

  • Heavy and thick for a magnetic pack; UGREEN doesn't publish weight or dimensions
  • Watt-hours, pass-through support and the USB-A output rating aren't published
  • iPhone 12-15 and other non-25W phones charge wirelessly at up to 15W
  • Phones without built-in magnets need a magnetic case

Full specifications

Capacity20,000mAh (UGREEN doesn't list watt-hours on its store page)
Wireless outputQi2 25W certified, magnetic (MagSafe-compatible); older Qi2 phones up to 15W; UGREEN notes iPhone Air and iPhone 16/16 Pro may charge slightly below 25W
Wireless speed (UGREEN figure)iPhone 17 Pro Max to 50% in around 38 minutes at 25W (around 54 minutes at 15W)
Built-in USB-C cableUp to 45W; doubles as a carry strap rated for 10,000+ bends
PortsBuilt-in USB-C cable, 1x USB-C port, 1x USB-A port
USB-C outputUp to 45W (enough for smaller laptops such as a MacBook Air, per UGREEN)
Recharge45W two-way fast charging; full recharge in about 3.5 hours (UGREEN figure)
Wired speed (UGREEN figure)iPhone 16 Pro Max to 50% in 28 minutes
Multiple devicesUp to 4 at once: the built-in cable, the USB-C port, the USB-A port and the magnetic pad; UGREEN doesn't publish the shared output split
Capacity claimMore than 2.5 full charges for an iPhone 17 Pro Max (UGREEN)
Magnets17 magnets, 9N grip (UGREEN figure)
ThermalThermal Guard temperature monitoring 200 times per second, metal heat sink
DisplayBattery percentage with wireless and fast-charging indicators
ColourBlue

From manufacturer documentation, checked October 30, 2026. Spotted an error? Tell us.

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