This project automatically controls the speed of the fan based on the factors such as temperature and humidity.The speed control can be automatic or semi-automatic. According to the need of the user, the speed of the fan can vary periodically.The mode of operation of the fan can be controlled using Smartphone.PIR sensor is incorporated. It makes the fan to run only when the peoples are present inside the room.This project also includes a digital clock and wakeup alarm system. By using this device, the user can also conserve a large amount of energy.