Advanced Brushless Motor Design: Compressed air dusters come with the most advanced brushless motor, which is more cost but higher quality, brings functions of low noise, high rotation speed, high power, low energy consumption & longer lifespan. | 3-Speed Adjustable Power: Our keyboard cleaner is equipped with 3 gears of air speed, 50000-90000RPM speed selection, generating incredible airflow, Perfect replacement for compressed air cans. Great gift for family, friends, workman, mechanic. | Rechargeable Battery & Fast Charging: This computer accessories can run continuously for 20-30 minutes. Comes with USB-C fast charging cable, our air duster can shorten the charging time to 3 hours & be charged by computer, mobile power supply, car charger, adapter. | For Various Scenarios: Our Compressed Air Dusters with 6 sets of nozzles, great suitable for dust removal of computer cases, keyboards, cars, fans, plants, lily windowsand other electronic devices. The diversification nozzles allow you to burning the charcoal in BBQ, clean pet hair, inflate swimming rings, yoga balls, air mattresses, etc. | Tech Gifts for Men: Compared with compressed air can, our cordless air duster do not produce chemicals, liquids or ice during the cleaning process. It protects your electronics from liquids. Can be used multiple times, it saves you money & protects the environment. This cool gadgets for men, the most strongest in the market, hurry to get it & enjoy its magic.