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Black rectangular GaN wall charger with retractable USB-C cable and rotating TFT display

Rosewill

Rosewill 70WRB01A_B 70W GaN usb charger with retractable cable and TFT display

SKU CH-XJBE-WGD3X MPN 70WRB01A_B

70 W GaN wall charger with a 31.5 in retractable USB-C cable, two extra ports and a rotating TFT wattage display

  • TypeGaN Charger
  • Compatible Phone ManufacturerUniversal
  • ColorBlack
  • AdapterUSB
  • LengthRetractable
  • SpecificationsInput Voltage: 100 - 240V 50/60Hz Output Ports: C1, C2, A Po
  • Retractable 31.5-inch USB-C cable stores neatly
  • 70W GaN 3 power charges laptops fast
  • Three ports charge devices simultaneously
  • Rotating TFT display shows real-time wattage
  • Foldable prongs and 100-240V input suit travel

What this charger does

The Rosewill 70WRB01A_B is a 70W GaN wall charger with a built-in 31.5 inch retractable USB-C cable and two additional ports, C2 and A. It supplies up to 70W total output for laptops, tablets and phones, and accepts 100 to 240V input for worldwide use.

Thermals noise and power

GaN 3 circuitry keeps the adapter cool and silent during normal charging of a MacBook, iPad or Galaxy phone. The foldable plug and coaxial retractable mechanism reduce bulk, and the unit draws only the power needed for the attached devices up to the 70W limit.

What the extras change

A rotating TFT display shows real-time wattage and reorients for easy reading. The retractable cable survives more than 20,000 pull cycles and sustains over 20 kg of tension, while the press-to-rotate coaxial design keeps the cable tidy without separate storage.

Highlights

  • Retractable 31.5-inch USB-C cable stores neatly
  • 70W GaN 3 power charges laptops fast
  • Three ports charge devices simultaneously
  • Rotating TFT display shows real-time wattage
  • Foldable prongs and 100-240V input suit travel

Specifications

BrandRosewill
Model70WRB01A_B
TypeGaN Charger
Compatible Phone ManufacturerUniversal
ColorBlack
AdapterUSB
LengthRetractable
SpecificationsInput Voltage: 100 - 240V 50/60Hz
Output Ports: C1, C2, A
Port Configuration
- C1/C2: 5V/3A,9V/3A,12V/3A,15V/3A,20.3V/3.45A
- A: 5V/3A,9V/3A,12V/3A,20V/3A
- C1+C2: 45W+20W
- C1+A: 45W+18W
- C2+A: 5V/3A
- C1+(C2+A): 45W+15W
Display: TFT Wattage Display
Display Feature: Rotates for optimal viewing
Mechanism: Press to rotate, Coaxial Design
Pull Test Cycle: > 20,000 pulls
Weight Sustainability: > 20 kg
Contains Embedded BatteryNo
Shipping weight0.30 kg
Package size114 × 86 × 66 mm

Questions about this item

How do I install the retractable cable so it doesn't jam?

Press the release button to extend the 31.5-inch cable; pull straight out without twisting. The coaxial mechanism tested beyond 20,000 cycles retracts with a firm push until it clicks.

Which part will wear out first and need replacement?

The retractable cable mechanism is rated for over 20,000 pull cycles; the GaN circuitry and foldable prongs have no user-serviceable parts.

At what point does the charger throttle during a long session?

The TFT display shows real-time wattage; sustained loads near the 70W total limit trigger thermal regulation that reduces output until temperatures drop.

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