Precise control: Five-speed adjustment can be gentle and powerful, first to fifth gear, Gentle to Strong, free switching summer cooling, and caring little helper for comfort. Ultra Long Life: Silent Dual Motors. Adopting active noise reduction motors and advanced duct noise reduction design for ultimate peace of mind. Intelligent display: precise control at a glance. Battery level, gear display Lightweight and Burden-free: load reduction design, farewell to the traditional neck hanging fan for a heavy and refreshing experience.