I received this in a raffle but am selling it because I don't use it. It is completely new and unused. Excitech [-15℃ Instant Cooling Peltier Element] Mother's Day Neck Cooler 4400mAh Cooling Plate Neck Fan Neck Fan No Blades Portable Fan Large Air Volume Ultra-Lightweight Quiet [3-Stage Airflow/3-Stage Cooling, Maximum Perceived Temperature -15℃] Equipped with the latest 2025 Peltier element, the cooling plate cools down in about 3 seconds, providing a maximum perceived temperature of -15℃ and a neck cooling fan with strong airflow. Experience it. Flexible silicone is used for smooth attachment and detachment. It is a unisex size that can be used by both men and women. The double turbine fan design prevents hair from getting caught. [Set Contents] Main unit, USB Type-C cord, instruction manual (with warranty) *This product does not include an AC adapter. *When charging, do not use anything other than the rated power supply: DC5V⎓2A. *Rapid charging of smartphones, etc., may have excessive output. (This may cause malfunctions such as the power not turning on.) *If a malfunction occurs when using something other than the rated power supply: DC5V⎓2A, it will not be covered by the warranty even within the warranty period. [Body Weight] Approximately 350g