This is a listing for the main unit only. It was used a few times and then stored at home. Purchased on Rakuten for 3,580 yen. This neck fan is equipped with a 4000mAh battery and can be used for up to 10 hours, providing comfortable coolness. - Model: Neck Fan - Battery Capacity: 4000mAh - Maximum Usage Time: Up to 10 hours - Color: Navy Thank you for viewing. Keywords: bladeless fan, neck fan, neck fan, neck cooler, bladeless, fan, 360° cooling, neck fan, hands-free fan, handy fan, hands-free, neck fan, cooling goods, heatstroke prevention, 360-degree cooling, neck fan