Amazon.com: Exit Door Alarm
3in1 Alarm - Door Ajar Alarm, Door Chime with Delay, 0/5/10/30/60 Seconds, 2/5 Minutes, Close Door Reminder, 80 to 120 dB, Time Delay Door Alarm When Left Open for Freezer, Home, Shop. (White)
Safeguard Supply EZCHIME Entrance Alert Mechanical Chime
Always be alerted when a customer enters your business with a Safeguard Supply entrance alert door chime. Completely wireless and lightweight yet durable mechanical door chime doesn't require any type of power source for operation. It's constantly on duty alerting you of entries and exits. Easy & Hassle Free installation
Amazon.com: Door Exit Alarm
3in1 Alarm - Door Ajar Alarm, Door Chime with Delay, 0/5/10/30/60 Seconds, 2/5 Minutes, Close Door Reminder, 80 to 120 dB, Time Delay Door Alarm When Left Open for Freezer, Home, Shop. (White)
EZCHIME Mechanical Door Alarm - No Electricity Needed
The EZCHIME Over Door Entry Alert Chime? No Power Required: The EZCHIME operates entirely mechanically, eliminating the need for electrical power or batteries. Easy Installation: Mount the unit on your door frame and attach the small magnet to the door.
How to Choose Right Entrance Alert Chime - 1800doorbell
2020年3月22日 · Entrance alerts may be known by a variety of names like entry alarms, entry chimes, and even exit alerts. Loosely speaking, an entrance alarm is anything that alerts you when someone, or something, enters or exits through a monitored zone.
Entry Alert Door Chimes | Door Alarms for Business - 1800doorbell
EZ Chime Door Alert Entrance Alarm by Safeguard Supply. The EZ Chime (EZ-Tone) is a small, self-contained alert mounted on a door. When the door opens, a small plunger hits a metallic plate, producing a tone sound.
Door Exit Alarms - McMaster-Carr
A chime announces when someone passes through the infrared light beam and a counter keeps track of each entrance and exit. Mount the transmitter and beam reflector between 2 and 20 feet apart. The chime's volume is adjustable up to 85 dB.
Wireless Entry Alert Chime with Receiver - The Home Depot
STI Wireless Entry Alert Chime is a small transmitter and magnet that mounts to any door, window or cabinet with a remote receiver that plugs into an electrical outlet. That's it. No wiring required. When a monitored door, window or cabinet opens, the Entry Alert Chime sends a signal to the receiver announcing the entrance.
Exit Alarms for Commercial Doors
Shop exit alarms from brands like Detex & Alarm Lock. Typically used on emergency exit doors, sound when an unauthorized person exits through a door.
Amazon.com: Entry Alert Chime
TECKNET Door Chime When Door Opens, Wireless Door Sensor Alarm Chime with 1000Ft Range, 61 Songs, 5 Volume Levels, RGB Light, Door Bells Chimes for Business/Store/Home/Office Entry Security Alarm