Vianys Cooling Ace Portable Conditioner Cooling Fan Coldeez Cooling Ace 3.0 Feature:1.Uninterrupted Cooling: With its built-in 2000mAh battery, this wall mount fan ensures hours of uninterrupted cooling. Stay comfortable and refreshed even during power outages or when you're on the move.2.Adjustable Speed Settings: The cooling fan offers three-speed settings, allowing you to customize the airflow according to your preferences and comfort level. Choose from low, medium, or high settings to create the perfect cooling environment.3.Quiet Operation: Experience efficient cooling without the disturbance of excessive noise. This desk fan operates quietly, enabling you to focus on your work or enjoy a peaceful sleep without any distractions.4.Versatile Design: The standing fan features a versatile design that allows for both wall-mounting and desktop use. Whether you prefer to free up your desk space or mount it on the wall, this fan adapts to your needs and preferences.5.Compact and Portable: Perfect for small office desks, bedside tables, or any limited workspace, this tower fan is compact and easy to carry. Its lightweight design makes it effortless to transport, ensuring you can enjoy cool air wherever you go.Specification:Origin: Mainland ChinaSize: 312.00x89.00x84.00mm/12.28x3.5x3.31inchRechargeable battery: 2000mAhRated voltage: 5VMaterial: Plastic