Air Conditioning Work Clothes Fan Battery Set [2025 Latest & 40000mAh Large Capacity & 28V Storm] (2327r) Made in Japan Brushless Motor 4-Stage Wind Power Adjustment Battery Set for Fan Vest LCD Display Ultra-Long Operation Fan Vest PSE Certified Air Conditioning Fan Heat Stroke Prevention Quick Charger Included Compatible with all work clothes with a 9cm hole diameter Heatstroke countermeasures goods [2025 New Super High Output Fan Battery Set] 28V super high output, 40000mAh ultra-large capacity battery with durable design, stronger wind volume, the strongest fan and battery full set for air-conditioned work clothes in 2025 finally appears! The storm feeling is even stronger, creating a shocking sense of refreshment! You can maximize the performance of your air-conditioned work clothes! [40000mAh Ultra-Large Capacity Battery & Ultra-Long Operation] The latest fan-equipped work clothes 28V high-output battery has a 40000mAh ultra-large capacity and can continuously blow air for up to 18 hours. Recommended for those who work outdoors for long hours! 4-stage wind volume (28V/24V/19V/17V) switching possible. Ultra-high performance air conditioning fan battery that can display LCD remaining capacity. "28V" strongest wind mode operates continuously for about 8-9 hours, "17V" for about 16-18 hours, significantly longer than conventional usage time! [28V Blast Fan & Brushless Motor Equipped & Instant Cooling] Equipped with a 28V super-powerful fan, it achieves top wind volume while being low-noise. [High Compatibility & Heatstroke Prevention Essentials] The diameter size of the fan mounting part is 9cm, compatible with various air-conditioned work clothes, fan vests, etc., such as 99% of commercially available clothes, vests, short sleeves, and long sleeves, and has very high compatibility. Heatstroke prevention product for workers in situations where air conditioning cannot be used. It quickly cools down in high-temperature environments such as factories, forestry, agriculture, construction work, and welding work. By wearing the fan battery set, you can work "relaxed" even in high-temperature environments, improving efficiency.