Profile: Buzz Bulb/Polarity Products, Inc. is a provider of security and safety alarm devices. Our Buzz Bulb is a specially designed screw-in sound alarm in the shape of a light bulb and that converts any motion detector security light fixture into a light & audible alarm. Our alarm devices are used to protect outside sheds, workshops and garages & storage yards. Our hot electrical circuit detectors can be screwed into a lamp and plugged into an electrical wall socket. Our alert alarm connected to an open/shut door or window switch. Our brands include Buzz Bulb™.