Features Powerful and Adjustable Fans: This cooling fan vest features 2 high-performance fans with brushless motors and copper bearings, offering low noise and high speed. Control the fan speed (weak, medium, strong) with the included remote control. UV Protection and Cooling: Air Conditioned Clothes is Made from ultra-thin, soft fabric with a sunblock coating, this air-conditioned clothing reduces temperature by an average of 17°C compared to regular materials, providing high heat insulation. USB-Powered Convenience: Cooling Vest is USB-powered and compatible with a 10000mAh battery (not included), this work vest offers long-lasting use, either fully charged or connected to a power bank. Breathable and Comfortable Design: Summer Air Conditioned Clothes is Crafted from high-quality polyester fiber, this jacket wicks sweat, disperses moisture, and is breathable, preventing unpleasant odors. The fan provides cooling from the neck down, ensuring comfort even on hot, humid days. Versatile Use: Wearable Cooling Fan Vest is Suitable for a wide range of activities including leisure, outdoor adventures, distribution, school, hiking, fishing, work, agricultural tasks, gardening, construction, transportation, and more. Specification: Item Type: Air Conditioned Work Clothes Vest Material: Polyester Fiber Gender: Unisex Speed: 3 Gear Adjustment How to Use: Install the fan and connect the power bank to make it work. packing list: 1 x Cooling Vest 2 x Fans 1 x Connection Cable Package List 1 x Cooling Vest 2 x Fans 1 x Connection Cable