**Product Specifications:**

**Brand:** JisuLife

**Product Name:** Portable USB Fan

**Global Sales Ranking:** No.1 for three consecutive years (based on global sales revenue from 2022 to 2024)

**Certifications:** ISO, national quality testing system, national portable fan technical requirements, utility model patent certificate, quality management system certification, invention patent certificate

**Patents:** Over 890 global patent applications, over 670 invention patents

**Technology:** Air Turbo technology, bladeless turbocharged air duct with air multiplication technology

**Power Options:** 4000mAh and 5000mAh battery capacity

**Adjustability:** 360° adjustable tilt, 50° automatic oscillation/240° adjustable oscillation

**Lighting:** Three levels of lighting, LED display screen

**Safety Features:** AI chip protection, over-current protection, short-circuit protection, over-voltage protection, overheat protection

**Material:** ABS preferred material

**Additional Features:** Replaceable filter element, detachable stand

**Usage Time:** Approximately 2-11.5 hours (Life2 model), approximately 2.5-12.5 hours (Life2S model)

**Purification Rate:** 99% effective filtration of air pollutants, PM2.5 air filtration

**Award:** Design Award 2024, Red Dot Winner 2024, Best of the Best

**Distribution:** Sold in 100+ countries and regions worldwide

**Retail Partners:** Best Buy, Costco, Target, E-Wholesale, DXB, Wangfujing Shopping Center, and more

**Exhibitions:** Regularly participates in CES, GITEX, and other global electronic product expos

**Booth Number:** 50568

**Variants:** Life2 and Life2S models available

**Target Audience:** Ideal for babies, providing clean and safe cooling experience

(Note: The specifications provided are based on information from JisuLife, the brand mentioned in the input text. Actual performance may vary slightly due to usage conditions and environmental factors.)