Serene Innovations CentralAlert Extra Wireless Doorbell,Dimensions: 3.25" x 1.5" x 1",Each,CA-DBPrice: USD27.95 Serene Innovations CentralAlert Extra Wireless Doorbell is a weather resistant and easy to install door bell for your back or side doors. It is used with Serene Innovations CentralAlert Wireless Clock/Receiver Notification Systemr. When pushed, it sends wireless signals to the CA -360 to let you know that someone is at the door. Weather resistant for easy outdoor mounting.Other products from H e a l t h P r o d u c t s F o r Y o u |