【Finally here! 40V Super Powerful Fan & Battery Set】The latest creation, born from the skills of Japanese craftsmen! This model surpasses the conventional 30V models with its 40V high-output motor, boasting an astonishing 1.8 times increase in airflow. With a maximum wind speed of 196L/second, it creates a powerful air circulation within the clothing, instantly evaporating sweat. Even in harsh environments or outdoor work in the summer heat, it quickly lowers the perceived temperature, keeping you comfortable for extended periods. This is a truly evolved item, designed for everyone working on-site! 【30000mAh Large Capacity & Reliable PSE Certification】Developed in collaboration with a major domestic power company, the latest chip ensures thorough safety and reliability. Equipped with 6-fold protection features to prevent overheating, overcurrent, short circuits, and more, minimizing fire risks. The 30000mAh ultra-large capacity significantly extends usage time. It allows for approximately 20 hours of continuous use on "low mode" and about 4 hours even at the "40V" maximum airflow setting. A full charge is achieved in about 5 hours. You can use it with peace of mind even during long work hours. 【Made-in-Japan Brushless Motor & Quiet Design】Employs a high-precision Japanese-made brushless motor, achieving both quiet operation and durability. 80% increase in airflow while reducing noise by approximately 5%. Furthermore, it boasts a long lifespan of 20,000 hours. The fan blades feature a serrated design to efficiently draw in air, maximizing the power of the wind. The front cover is removable for easy cleaning of the blades, ensuring they are always kept clean. 【5-Stage Airflow】The 2025 40V high-voltage output ultra-large capacity 30000mAh air-conditioning workwear battery is now available! Press and hold the battery switch to turn it on, and briefly press it to cycle through 20V-25V-30V-35V-40V settings. The 40V ultra-high output air-conditioning workwear battery has significantly increased its capacity to 30000mAh while reducing its volume by 10% compared to previous models. 【Versatile for Various Scenes & Reliable Support System】Ideal for all outdoor activities in spring and summer, including warehouse work, construction sites, agriculture, delivery services, fishing, and event operations. Fan mounting part diameter: 9cm. Set contents: 40V fan x 2, 40V battery x 1, adapter x 1, connection cable x 1 Air-Conditioning Workwear Fan & Battery Set 【40V Ultra-High Output, Super Strong Wind, 30000mAh】 Up to 20 hours of continuous operation, 5-stage airflow adjustment, air-conditioning workwear fan & battery set, dedicated DC charger, PSE mark certified, heatstroke prevention, Japanese instruction manual included 【Compatible with 9cm clothing hole diameter】