Jisulife Neck Fan 4 5000mAh Neck Fan Portable USB Fan - Grey The Jisulife Neck Fan 4 is an upgraded neck fan that provides effective hands-free cooling. Thanks to the increased battery capacity of 5000 mAh and the extensive air supply design, the device works longer and more efficiently, while remaining light and comfortable to wear. The flexible silicone design adapts to the neck for comfort even during extended use. It is a functional solution that works well in everyday situations and during outdoor activities. ~ Specification: Brand: Jisulife Model: Jisulife Neck Fan 4 Rated Voltage: 5 V = 2.1 A Power: 5.5 W max Battery Capacity: 5000 mAh Working Time: 2.5 - 16.5 h Charging Time: 3 - 4 h Air Speed: Up to 3.5 m/s Dimensions: 206 × 200 × 60 mm Weight: 282 g Color: Grey ~ Key Advantages of Jisulife Neck Fan 4: Silicone Neck Support: The flexible design adapts to the shape of the body and increases the comfort of wearing. 5 air levels: allows you to precisely adjust the cooling intensity to the conditions. 5000 mAh battery: provides a long operation of up to 16.5 hours. Hands-free design: allows convenient use without the involvement of hands. Stable, even ventilation: The multi-hole system distributes air around the neck and face. ~ Elastic neck support increases comfort The silicone construction adapts to the shape of the neck, so the device remains comfortable even with prolonged use. 5 levels of air supply give you full control The adjustable ability allows you to adjust the cooling intensity to the ambient temperature and your preferences. A capacious battery extends the life The 5000 mAh battery allows you to work for many hours without the need for frequent charging. Hands-free design makes it easy to use The neck-worn form allows you to use the device while working, walking or traveling. Uniform air flow improves efficiency The multi-outlet system ensures stable flow and even cooling around the face and neck.