Multi-Functional KICA air dust blower blows immediately and continuously high-pressure air to clean dust debris and dirt away from any electronic device in your home or office, such as a computer, keyboard, laptop, car, camera, coffee machine, printer, etc Powerful Airflow Compressed air blower with built-in powerful brushless motor, the rotating speed can reach 100000rpm, output the airflow at the highest speed of 20m/s. Portable Lightweight It weighs only 0.66lb and is palm-sized so that you could hold it with one hand and operate it. Carry everywhere, you may need a Jetfan in any scene. Long Battery Life KICA dust collector has a built-in 1100mAh high-density battery that can last up to 4.5 hours at low speeds. Intelligent Protection In pause mode, if no operation is performed for 3 minutes, the system automatically shuts down. Free Speed Control Free control blower speed instead of level switch mode, fit different usage situations. By sliding the trigger, you can get a flexible and quick speed change from 4.9m/s to 20m/s. Two Nozzles New upgraded accessory fits for more functional usage. One is a pointed nozzle, the other is a round nozzle. Pointed nozzles can be used for hard-to-reach areas. Exquisite Turbofan adopts a minimalist twin-cylinder design, a combination of aviation-grade aluminum and metal sandblasting, which is exquisite; Just slide the trigger to achieve flexible and fast shifting; Tighter protective nets are strong and durable. Environmental Energy saving, high-cost performance: Compared with a available compressed gas duster, Kica JetFan 2-electronic dust blower can be charged and reused, and the gas is colorless, nontoxic, liquid-free, and chemical-free.