Oreq Water Circulation Cooling Vest, Air Conditioner Waistcoat Personal Air Ice Cooling Clothes for Heat Relief, Body Cool Vest with Self Suction Pump for Railway Construction Workers, Courier(M/L)

Stay Cool---Wireless and sleek, our Cooling Vest is used for many industrial applications including: Motorsports, First Responders, Industrial Workers, Film workers, Medical Professionals, Sports Therapy or Professional Sports. Or for Disaster Recovery when air conditioning has gone out. Water Circulation---This ice vest features TPU water circulation cooling sheet which ensures even cooling and prevent local undercooling. The cooling vest uses an efficient water circulation system that cools down much faster than using air conditioner. Polyester Material---This cooling vest adopts premium polyester material, which ensures good light resistance and great comfort. The tightness of this body cooling vest can be easily adjusted, which is suitable for different body types. Easy to Use---Use tutorial: 1. Water injection volume 500ml; 2. Insert the usb cable in the backpack into the power bank; 3. Put the power bank into the strap; 4. Put on the cooling clothes and adjust the tightness; 5. Start the power supply and start using. Continuous Working Time---Depending on the Capacity of Mobile Power Supply, for Example, if the Mobile Power Supply is 10000mAh (36Wh), then the Power Supply Duration is 36/5=7.2 Hours (Working Time is Related to the Use Frequency, Power Bank Capacity, Human Body Temperature, Environmental Temperature, Ice Storage and Other Factors).