- Adjustable speed and long run time: Infinitely scroll wheel for precise speed control to tailor cleaning. Built-in large-capacity battery with temperature, current, and short-circuit protection; up to 1 hour of continuous operation on Gear 1. Supports 60W fast charging. - Protect the machine: Compared to compressed air cans, this cordless air blower is rechargeable for repeated use without liquids or ice formation during cleaning. Protects electronics from potential liquid damage and is eco-friendly and energy-efficient. - Powerful turbo fan: 130,000 RPM motor delivers wind speeds over 52 m/s. Efficiently clears dirt from gaps in keyboards and electronic devices; suitable for home, office, or car use. - Multifunctional use: Ideal for cleaning computer keyboards, laptops, cameras, car seats, blinds, and more. Can inflate items like airbeds and lifeboats. Also useful for picnics, fire making, ground cleaning, and pet hair removal.