I tested it once and then stored it in a dark place. It's in near-new condition as I haven't cleaned any dirt. 【10000Pa Strong Suction Power & Low Noise Below 65db】Equipped with a 120w super-powerful motor, it supports a maximum suction power of 10000Pa, effectively sucking up dust and debris on desks, as well as sand and dirt embedded in carpets. The operating noise does not cause discomfort to the ears, and can be used anytime without disturbing children or pets. 【Small, Lightweight, and Long Continuous Use】With a mini size of 25.8cm * 5.7cm, it can be easily stored in a bag or drawer, making it an indispensable cleaning tool for cars, homes, and offices! Weighing only 328g, it's lighter than a bottle of water, making it easy for women and the elderly to use. A 5000mAh large-capacity battery is built-in, allowing for continuous operation for up to 30 minutes after a full charge. USB TYPE C charging (cable included) ●Note: Please use a 5V/2A input plug to ensure the battery's lifespan. Cannot be used while charging. 【Easy Dust Disposal & Washable Filter】You can dispose of the dust by simply twisting open the dust collection box, freeing you from the hassle of dust disposal and keeping your hands clean. It uses a high-quality HEPA filter that captures even fine dust particles. The filter is washable and can be reused, making it eco-friendly and economical. (Please dry the filter well after washing before use) 【Cordless & Simple Design】It's cordless, so there's no cord for power supply, making it convenient. With no obstructive cords, you can use it in your favorite places such as stairs, kitchens, and cars. The simple, bottle-like design is stylish and makes a great gift. 【Includes 3 Types of Nozzles & Usable in Various Scenes】You can use the included nozzles for vacuuming, blowing, and brushing. It can be used for cleaning sofas, keyboard crevices, and as an auxiliary tool for other cleaners.