The Portable Rechargeable Desk and Neck Fan is designed for versatility and comfort. Made with a combination of ABS, stainless steel, and a durable polyester lanyard, this fan is both stylish and functional. It features a stainless steel plate and is powered by a 14500 rechargeable lithium battery with a 500mAh capacity, ensuring long-lasting performance. Perfect for personal use, whether at your desk or on the go, this fan provides a refreshing breeze wherever you need it. Average runtime is approximately 30-45 minutes on a full charge, depending on fan speed and battery condition. Note: This product may not arrive fully charged when received. We recommend fully charging the battery before first use.