Next-generation neck cooler that cools your neck in 2 seconds - Model Name: NECK COOLER Slim - Cooling Temperature: -17℃ from ambient temperature - Cooling Time: Cools in 2 seconds - Cooling System: Same cooling system as a small refrigerator - How to Use: Cool your neck - Color: Black Thank you for viewing. This item has been used once. The cooling plate gets very cold. It seems you can charge it and use it many times. Please ask any questions you may have and purchase after you are satisfied. We have set the price lower than the regular price. If you don't need the original box, we can offer it for 2,999 yen. Please comment if you're interested. I will usually respond in the evening. Thank you.