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Door Chime, METAK Wireless Door Open Contact Sensor Alarm with 500 FT Range, 58 Chimes and 5 Volume Levels for Business/Store/Home/Office When Entering, 2 Transmitter + 1 Plug-in Receiver
Easy to Install The sensor and receiver are paired already, all you need to do is attach the transmitter, plug the receiver into any standard outlet, pick a tone you like and here we go. Built to Last With one standard household AAA battery in equipment and design of Ultra-Low-Power, the sensor can easily last 1-2 years. which allows battery to be replaced less often, save your time and money. A Must-Have 500FT reliable long working range, perfect entry alert chime when door opens for home and business. What

Price is $24.00

Price: $23.99