Light source:you can change to warm light /cold light/netural light. Wind speed: slow,intermediate,fast Quiet: Silent fan, sound tested to ensure that every blade shakes, creating a comfortable living environment and improving the quality of sleep. Design: Fan light with novel design and ultra-light high-tech standard to bring natural light to any part of the bedroom, which can make your room more fluid. Indoor Room Ceiling Fan -This room fan is perfect for your living room, kitchen, bedroom or study, increased airflow can make the room more comfortable