General description Portable Fan is a compact and lightweight handheld fan designed for personal use. With a large battery capacity of 4000 mAh, it offers a long battery life ranging from 5 to 20 hours depending on the selected wind speed. This fan is perfect for outdoor activities, travel, or daily use, making it an essential item for your bag. Technical specifications Battery capacity: 4000 mAh Working time: 5 to 20 hours (varies with wind speed) Wind speeds: 3 adjustable speeds Charging time: Quick charge in 3 hours Usage One-button control for easy operation Short press to turn on/off and change wind speed Other information Removable cover for easy cleaning Anti-trip switch to prevent accidental activation Note: Turn the switch on before use and recharge