DOROBEEN Compressed Air Duster, Cordless Handheld Air Blower, Stepless Speed, 41000RPM, Portable Rechargeable Built-in Battery, Electric Air Duster for Computer Keyboard Electronics Cleaning

[New Upgrade]The motor speed of this air duster is increased to 41000RPM. The wind output is more powerful.For depth cleaning small dust, such as computers, keyboards, sofas, cars. Or some electronic devices that are not easy to clean.
[Stepless Speed]Equipped with a rotary switch, the wind power can be adjusted as required. The wind value is 0.5OZ-2.47OZ. It helps you to clean stubborn dust and fragile cleaning objects.
[Small & Powerful]The weight is only 0.69lb. The compact size is convenient for storage and carrying. The maximum speed is 41000RPM. The wind force it produces is unimaginable. The powerful compressed air thrust is your good helper.
[USB Charging]Built-in rechargeable battery. It can last for 3 hours under the minimum wind. You can use a 2A adapter (not included) for 10W fast charging. Greatly improve usability.
[Energy Saving]Repeatable rechargeable use. Suitable for long-term use and clean. No need to repeated purchase canned air. The electronic precipitator is clearly more energy saving and environmental protection.