⭐️ The absolute lightest at 250g! Cooling and refreshing in one device! Peltier element 1s instant cooling! Stay cool】 Neck cooler, neck fan with cooling plate Bladeless neck fan, foldable, quiet, large airflow, 3000mAh battery USB rechargeable, heatstroke prevention I bought two, but I'm selling the second one because I don't use it. I tested it to make sure it works, so it's almost new. This is convenient if you're going to #Expo!