- 4-in-1 Portable Air Conditioners : The fan has humidifier & LED night light. Built with a professional high-performance brush less motor with faster speed, strong Air Flow and low noise, it reduces the ambient temperature by 10°F, circulates air, and keeps rooms cool, letting you and your family enjoy a cool sleep on hot summer days. Featured with a Type-C charging port, which can be powered with a power bank, laptop,adapters, computers, and vehicle chargers.