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Black handheld electric air duster with LED display and four nozzles

Rosewill Compressed Air Duster 120000RPM Electric Blower 4000mAh 4 Gear

SKU CH-65ZN-9TED9

Cordless electric blower spins at 120000RPM with four adjustable gears and 4000mAh battery lasting up to 240 minutes per charge

  • TypeCentrifugal Blowers
  • ColorBlack
  • Hznot_applicable
  • Amps20
  • RPMBlack, Compressed Air Duster
  • Parts1 Year
  • 120,000 RPM motor blasts dust from tight gaps
  • 4 adjustable gears match airflow to every cleaning task
  • 4,000 mAh battery charges in 3.5 hours, runs up to 240 minutes
  • LCD display shows power level so you never run out unexpectedly
  • Weighs 0.51 lbs with 4 nozzles for PC, car, home and barbecue use

Portable Electric Duster

The Rosewill compressed air duster is a cordless centrifugal blower built for anyone who needs a reusable alternative to disposable canned air. Its 120000RPM motor produces a focused airstream that clears dust from keyboards, PC internals, car vents and household appliances. Four adjustable speed gears let you match the airflow to the task, from delicate ports to stubborn debris. Weighing just .51 pounds, it is light enough for extended one-handed use.

Build Integration

The unit ships with four interchangeable nozzles that adapt the airflow shape for tight crevices, broad surfaces or directed blasts such as barbecue ignition. A built-in LCD display reports the remaining charge so you can plan cleaning sessions without guessing. Recharging takes 3.5 hours via the included cable using a 5V 2A adapter, which is not supplied. The manufacturer advises waiting 10 minutes after use before charging to let the battery cool.

Sustained Operation

The 4000mAh battery delivers up to 240 minutes of run time on the lowest gear, dropping proportionally at higher speeds. ABS plastic housing resists wear and provides electrical insulation during prolonged handling. A one-year parts and labour warranty covers the blower under normal use. It is not suited for users who require continuous high-speed output beyond the battery capacity or who need an AC-powered option for unlimited runtime.

Highlights

  • 120,000 RPM motor blasts dust from tight gaps
  • 4 adjustable gears match airflow to every cleaning task
  • 4,000 mAh battery charges in 3.5 hours, runs up to 240 minutes
  • LCD display shows power level so you never run out unexpectedly
  • Weighs 0.51 lbs with 4 nozzles for PC, car, home and barbecue use

Specifications

TypeCentrifugal Blowers
BrandRosewill
ColorBlack
Hznot_applicable
Amps20
RPMBlack, Compressed Air Duster
Parts1 Year
Labor1 Year
Part Numberelectric compressed air duster 072101

Questions about this item

How long does the 4000mAh battery last at maximum speed before needing a recharge?

The 4000mAh battery runs up to 240 minutes on the lowest gear; higher speeds reduce runtime accordingly.

How hot does the motor get during extended use and is a cool-down period required?

The manufacturer advises waiting 10 minutes after use before recharging to let the battery cool down.

What power adapter must I already own to charge this duster?

You need a 5V/2A USB adapter, which is not included in the box.

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