WD-1120A WRLS BAT W/PBTN DOORBELL

Battery operated, wireless door chime. Features easy installation and zone-specific chimes for 2 entry ways (additional doorbell push button required). Includes chime box that requires (3) C batteries - not included, and matching wireless push button that requires (1) CR2032 lithium battery - included. 2 melody choices: 2-note chime and 1-note chime. Self-programming feature avoids interference with neighboring systems. 2 year warranty. 3.25 inches wide x 4.25 inches high x 2 inches deep. Weighs 0.5 pounds.