A remote monitoring and alerting system is provided for an appliance with knobs operation, such as an electrical or gas stove or range, to reduce the hazard caused by ignorance or forgetfulness during use of the appliance. The system includes one or more electrical knobs comprising a knob position sensor, a motion sensor; an alarm unit, and micro controller with timer function. A knob position sensor installed on a knob is connected to micro controller, the knob position sensor enabled for detection of appliance operation, the apparatus of the invention signals a person with an alarm when the person has not attended to the stove for a predetermined period of time. Users can be notified and interact with the connected apparatus through wireless network using mobile devices.