RANVOO Neck Cooler Cooling Plate Neck Fan Features both summer cooling and winter heating functions. Used only a few times for testing. Unrivaled cooling performance AICE LITE RANVOO 2024 Neck Cooler Cooling Plate Neck Fan, all-around Peltier element cooling, 360-degree three-dimensional cool air, suitable for both winter and summer, AI-equipped, 6000mAh large-capacity battery, fast charging, heatstroke prevention, heat対策グッズ Neck Cooler Glacier Blue Portable smart air conditioner - Brand: RANVOO - Model Name: AICE LITE Purchased last year, but I am selling it because it has been stored without use. Please understand that this is a used item.