Water-cooled cool vest that easily cools the body, usable for approximately 2.5 hours with a 5200mAh battery. - Product Name: WATER COOLED VEST - Model: ICEMAN PRO - Accessories: USB cable - Cooling Method: Water-cooled - How to Use: Easy to use in 3 steps - Battery Capacity: 5200mAh - Suitable Size: Free Size - Usage Time: Approximately 2.5 hours - Cooling Effect: Below 10℃ Brand new, unused ICEMAN PRO ✖️ WORk TRIBE collaboration product Large-capacity battery with timer function 5,200mAh Thank you for viewing.