The Swedish designed Bellman Visit Push Button Transmitter can be used as a doorbell or indoors for getting someone's attention by signaling Bellman Visit receivers.
When the Push Button Transmitter is pressed, a radio signal is sent to a Bellman Visit receivers. Attach the Push Button Transmitter outside your door to use as a doorbell or indoors to get someone's attention. For indoor use and outdoors in sheltered locations. Includes one PX28A alkaline battery. Two year warranty.
Note: In order to be notified, you will need to purchase a Bellman Visit receiver (see Remote Receivers category) that lets you know when the signaler or transmitter is activated.