RECHARGEABLE AND PORTABLE:The fan is fully rechargeable using any USB power source. You can charge it at home, in the office, or on the go by connecting it to a PC, laptop, or power bank. Its compact size makes it perfect for travel. It has three adjustable speed settings: high for a refreshing blast of air on hot days, medium for a comfortable and consistent airflow, and low for a gentle breeze that keeps you at ease.LONG BATTERY LIFE:With over 4 hours of continuous use on the fastest speed, this fan won’t leave you sweating during those hot summer days. Even on slower speeds, it provides reliable cooling.POWERFUL BUSHLESS MOTOR:Despite its small size, the fan packs a punch The brushless motor ensures super quiet operation while delivering a powerful blast of cool air. Say goodbye to noisy fans.VERSATILE CLIP ON AND DESK FAN:This mini fan can be placed on any flat surface, such as your office desk or bedside table. The Clip-On Design ensures a strong clip with a large 4cm jaw, allowing you to attach the fan to various surfaces such as a computer monitor, baby stroller, or bed headboard. The fan is equipped with rubber pads inside the clip so it would not damage your furniture and will not slip. Enjoy a breeze while working, cycling, relaxing, or sleeping.MENOPAUSE RELIEF:For women experiencing hot flashes due to menopause, this fan can be a lifesaver. Its compact design makes it discreet and easy to carry, providing instant relief wherever you are. This lightweight, powerful 4-inch portable fan is practical and great for staying cool in various situations.