Check the listing for details. Entrance Alert Door Chime Chime Rite. Condition: New. Listed at 55.00 USD. The CHIMERITE door chime is operated by the door opening. A steel disk on the door will pull a magnet on the end of a spring activated plunger, thus striking a tone bar emitting a pleasant tone. The CHIMERITE is a mechanical door chime that will use no batteries or electricity . The decibel level for this chime will be between 84 -88 DB and can be heard up to 5000 sq feet. Once this chime is installed it will provide years of trouble free service. The Chimerite will be like money in the register every time the door opens.KEY BENEFITS:CHIMERITE MECHANICAL DOOR CHIME NO BATTERIES OR ELECTRICITYEASY INSTALLATION PLEASANT TONE CAN BE HEARD UP TO 5000 SQUARE FEETWILL PROVIDE YEARS OF MAINTENANCE FREE SERVICESAME DIMENSIONS AS THE EZTONE ( 5 1/2" W X 2 1/2" D X 2" H )2 YEAR WARRANTY LOUDER THAN THE EZTONE DOOR CHIME IMPROVED, PROFESSIONAL APPEARANCE WITH BRASS SCREWSWILL INCLUDE ALL MOUNTING HARDWARE INCLUDING BRACKET FOR INSWING DOORS. SOME RESELLERS OF EZTONE DO NOT INCLUDE THIS