Push button with name plate and horizontal LED function display - white The DCP511 push button with name plate from Honeywell combines excellent functionality with a modern design. An LED function display confirms that the device is working. Pressing quickly three times activates the secret knock function, which plays a special melody so that you know it is a family member or friend at the door. Peace of mind - An LED confidence light on the push button reassures visitors that the doorbell is working while the secret knock function is designed to give you peace of mind as it plays a different melody when a family member or a friend is at the door. For absolute peace of mind, you can use the Honeywell ActivLink™ technology to link your doorbell with Honeywell security accessories and house alarm sets to build your own customised home alert and alarm system. Easy to install - All Honeywell push buttons and accessories are easy to install. The optional screw-free mounting concept and an easy-open battery compartment ensure that installation takes just a couple of minutes. Included in delivery: https://elecena.pl/product/18527714/dcp511-push-button-white 2021-05-21 https://elecena.pl/product/18527714/dcp511-push-button-white 2025-01-24