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Best Door Sensor Kit

Door Alarm Sensor 120 dB with 4 Modes Open Alarm/Close/Dingdong/Reminder Burglar Alarm for Kids Safety Home Office Shop Apartment 2 Pack

  • 【Door & Window Alarm】This Magnetic door/window alarm sensor will emit a high volume alarm of 120dB when the door is suddenly open. It can prevent....
  • 【4 Modes】 #1 Ordinary alarm mode (Alarm will last for 1 minute if your door is being open) #2 Doorbell mode (“Ding dong”, rings once as a....
  • 【Easy to Install & Set up】 This security kit can be easily installed as it is adhesive on the bottom. You just need to stick the alarm sensor on....
  • 【Fast Automatic Switch】Ultra-sensitive magnetic sensor can quickly detect your door or window status, The wireless door alarm sensor works with....
  • 【High Quality】The most advanced optimized circuit chip is adopted to reduce the power consumption of the battery and continue to be used. High....
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KEBONNIXS Automatic Chicken Coop Door Opener with Timer & Light Sensor, Including Aluminum Door Kit

  • SLEEP MORE - No longer will you be required to wake up early to let out your chickens, it will open / close automatically by setting the timer or using the sunlight sensor..
  • EASY TO USE – Integrated fully featured LCD screen for easy use, both the timer and sunlight sensor sensitivity is adjustable to meet your different needs of when you want the door to open or close.
  • PEACE OF MIND – When coop door is closed properly at night, the door closed indicator light on the control box will flash every 30 seconds to let you know at a distance that the door is closed, it can be visible from 100 yards away!.
  • BATTERY OR ELECTRIC POWERED – Using 4 x AA batteries (not included) or external 6V power adapter (not included)..
  • EASY TO INSTALL – Aluminum metal door kit included! No complicated wiring or cabling, simply attach the control box and door kit to your coop and you are ready to go!.
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Chamberlain 41A5034 Garage Door Opener Safety Sensor Kit Genuine Original Equipment Manufacturer (OEM) Part

  • This part is compatible with models including.
  • 13953962SRT,13953991,13953992,13930437,13953993DM,13957915,1246R,13953990,13953991SRT,13957918,13953916D,13953925DS,13953930DM,13953904D,13953971SRT,13954918,13953975SRT,13954915,13953966SRT1,13953989,13953962SRT1,13953985,1393043,13953963SRT,13954990,13953990SRT,WD962KD,13953984SRT,13953985DM,248739,2280,13953920D,13953974SRT,13918451D,13953995SRT,13953992D,13953978SRT,13955918,WD962KLD,13953970SRT,1255R,13954985,13953974,13953960SRT,1395398511.
  • Safety sensor kit 41A5034 monitors the garage door opening for obstacles.
  • Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Craftsman,Chamberlain.
  • Garage door opener safety sensor kit 41A5034 is an original equipment manufacturer (OEM) part that fits some garage door openers in these series: Craftsman 139.
  • The kit includes 2 safety sensors, 2 mounting screws, 2 wing nuts and 4 wire crimps.
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SECRUI Door Alarm for Home Security, Window Sensor, 120dB, 4 Modes, Easy Installation, Security Alarm for Kids Safety Home Garage Apartment Office (2 Pack)

  • Door & Window Open Alarm: This SECRUI magnetic door window alarm sensor will emit a high volume alarm of 120dB when the door is suddenly open. It can prevent your kids from sneaking out. And it’s a perfect door alarm for kids' safety, anti-theft, home, and business‘ security..
  • 4 Alarm Modes: It has 4 types of alarm modes--#1 Ordinary alarm mode (Alarm will last for 1 minute if your door is being open).
  • #2 Doorbell mode (“Ding dong”, rings once as a welcome tone ).
  • #3 Alarm and Stop mode (It will alarm loudly if the door is open, and it will stop as soon as your door is closed).
  • #4 Door closing reminder mode ("Di Di", from low to high, it will remind you by repeated sound until the door is closed)..
  • Easy to Install: This security kit can be easily installed as it is adhesive on the bottom. You just need to stick the alarm sensor on the window or door, then the installation is finished. It can also be used as a doorstop alarm, pool door alarm, garage door alarm or sliding door alarm..
  • Fast Automatic Switch:Ultra-sensitive magnetic sensor can quickly detect your door or window status, The wireless door alarm sensor works with 2*AAA battery (batteries are not included)..
  • No Worry Purchase: Each SECRUI customer is valuable and will be supported by 7 day....
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LiftMaster 41A5034 Replacement Safety Sensor Beam Photo Eye Repair Kit 041A5034

  • LiftMaster 41A5034 Replacement Safety Sensor Beam Photo Eye Repair Kit 041A5034.
  • Genuine LiftMaster Replacement Safety Beams 41A5034 manufactured by Chamberlain Corp. These beams are the replacement safety sensor beam heads only (brackets and long wire not included) for used on all LiftMaster, Chamberlain, Sears, Craftsman, Access Master, Master Mechanic and other private labeled garage door openers manufactured since 1997 to present. The kit includes transmitting and receiving safety beams with 12 inch long wire ends, 4 easy connect connectors and 2 wing nuts with carriage.
  • Sensors include 15” lead of hardwired 2-strand bell wire and self-sealing connectors.
  • Works with any Sears Craftsman, Lift-Master or Chamberlain garage door electric opener manufactured from 2000 to current..
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Door Sensor Alarm System Wireless for Home Security, Coolqiya Entry Chime Alert 600FT Operating Range, 2 Door Sensors + 2 Plug-in Receivers

  • ????600 FT in OPEN AREA RANGE- 52 Ringtones & 5 Level Volume (0 dB to 110 dB) to Adjust..
  • ????How Does Door Sensor Alarm Kit Works?- Attach 2 sections of sensor to a door/window frame. When you open the door, it will trigger the alarm unit and ring..
  • ????Wireless Door Entry Bell Alert System- Will Keep track of your little children, use for home to alert you when someone open the door.
  • Also use for garage/office/retail store..
  • ????Easy To Install & Expand- Simply get the bell plugged into socket and Tear off the double-sided tape of the sensor and stick it on the door frame. You can add extra 20 receivers/transmitters..
  • ????Friendly customer service in 24hrs to make sure your 100% satisfaction, we offer refund or replacement for the unsatisfied products within 12 months of delivery..
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Wireless Door Chime,600Ft Range 5 Adjustable Volume 1 Magnetic Door open Contact Sensor with 62 Chimes Mute Mode Door Bell Plugin Receiver for Home/Office/Store STECHRO (Black)

  • WIDE DETECT RANGE: up to 600 feet door/window open chime kit, completely cover your ideal detection range when you use it on your house or store, it will alarm immediately when the chime sensor separate over 0.4inch, so notes that the door sensor chime should be installed within 0.4inch gab.
  • UP TO 62 RINGTONES CHOICE: it includes the pop songs in us, like” sugar”,” Billie Jean”,doorbell Dingdon ,Dog Barking etc., just chose your favorite one by the doorbell ring receiver,the led will flash when the music alarm, the ring volume has 5 levels to meet your needs at different time&places. smart memory: the door alarm receiver will keep the previous setting while plug in again.
  • 20 DOORCHIME SENSOR EXPANDABLE: either the receiver can be paired up to 20 chime sensors, or 1 door sensors can be paired up to 20 receivers.It is an adorable choice setting for the kids’ door, pets’ gate, roof window. (by adding new sensors, you can also pair different ringtone to each sensor, so that you can realize exactly which door is triggered).
  • EASY TO INSTALL: the doorbell chime kits have been paired before leaving the factory. just plug receive in an outlet, remove the sensor insulator, you can either use the double sides adhesive tape to stick or use the screw mou....
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Door Chimes HUWOO Wireless Door Open Sensor for Business Home Office When Entering Door Open Alert with 1000Ft Range 55 Ringtone 5 Volume Level Adjustable 7 Colour Flash(2 Receiver & 2 Sensor)

  • [ Wireless & Super Easy Installation ] Wireless door sensor installation is easier than wired installation.Just plug in the Receiver and stick the wireless door sensor on the door/window or elsewhere. After pairing, open the door and window, the receiver will ring.
  • [ Protect Your Family&Visitor Door Chime ] It will send alarms warning you if your kids who sneak out bedroom or house and will alert you if someone opens your door/window at night.Door chime can be used as a way of remind business when customers coming.
  • [ 55 Ringtones & 5 Volume & 7 Colour Display ] The door open alert ringtone is equipeed with 55 kinds of ringtones of different style for your choices.5 levels adjustable volume(0dB to 110 dB), 7 colorful LED flash indicator can attract your attention even when the receiver is muted.
  • [ 1000ft/300m Open Area Range ] The signal distance of wireless door chime kit in open area is up to 1000ft Whether you are upstairs,in the garden,or a few rooms away, you can hear the bell ringing. The entry alert chime just plug into outlet,then stick door sensor to any doors or windows.
  • [ What You Get] HUWOO door chimes, our worry-free 12-month warranty, and friendly customer service.
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Ring Alarm Open Window Magnet (2nd Gen)

  • Leave sliding doors and windows cracked open for ventilation and still have security with Open Window Magnets for Ring Alarm..
  • Intended for use with the Ring Alarm Contact Sensor (sold separately)..
  • The Alarm Contact Sensor connects to your Alarm Base Station and easily mounts to any door or window frame in your home. It sends you mobile alerts whenever your doors or windows open, so you’ll always be the first to know when something’s ajar..
  • Operating Conditions: 32°F to 120°F (0°C to 49°C).
  • Dimensions: 2.09” x 0.43” x 0.54” (53mm x 11mm x 13.61mm) - Maximum Distance Between Sensor and Magnet: 1 inch.
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Wireless Door Sensor Chime - SadoTech Alarm Contact Sensor Door Bell for Office/Home/Store,Door Open Chime Window Alarm Operate Range 600ft with 52 Chimes 4 Volume Level, 1 Door Sensor+1 Receiver

  • Kid Door Alarm – Keep an eye on your children safety, it will remind you when children open the door/window and sneak around..
  • Shop Keeper Door Alarm – Know when a customer enters your door. Door chimes a pleasant tone when the door is opened by a customer..
  • [24/7 SAFETY FOR YOUR FAMILY] This motion sensor home security system automatically alerts you when burglars open the door or window and helps prevent break-ins. Rest assured that your family will be safe at all times..
  • [LONG RANGE EXPANDABLE SYSTEM] This wireless motion sensor alarm system for home has a long operating range of up to 1000 ft and ensures that you will never miss a visitor no matter where you are in the house. You can also EASILY ADD on 20+ more extra receivers, transmitter buttons, motion sensors and door sensors. Custom build your own door alarms for home to fit your needs. For homes, apartments, basements, warehouses, offices, garages, and more!.
  • [EASY INSTALLATION] Just plug the doorbell receiver into any electrical outlet and strip off the double-sided adhesive tape that is on the back of the door sensor and attach it to the door or window. All hardware is included and ready to use..
  • [52 CHIMES with ADJUSTABLE VOLUMES] This series offers 52 variety of chimes ....
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Genie Aladdin ConnectSmart Garage Door Opener – Works with Amazon Alexa and Google Assistant - Monitor, Open and Close from Anywhere with Smartphone (iPhone or Android) (Renewed)

  • WIFI ENABLED GARAGE DOOR: The Aladdin Connect garage door controller gives you the ability to monitor, open and close your garage door with your smartphone or smart device from anywhere. Also compatible with Amazon Alexa, & Google Assistant..
  • GET THE SMART SECURITY ADVANTAGE: Using a sensor attached to the garage door, Aladdin Connect monitors the garage door’s position, allowing you to be alerted when the door opens or closes – electronically or manually..
  • CONTROL UP TO 3 GARAGE DOORS: One door position sensor comes standard in this smartphone controller kit – but you can monitor up to 3 garage doors with additional door position sensors sold separately..
  • AUTOMATE DOOR CLOSE TIMES & CREATE VIRTUAL KEYS: Aladdin Connect lets you schedule times to close your garage door as well as close the door after a certain length of time. You can also set up virtual keys for friends, neighbors and relatives!.
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Door Chime HUWOO Wireless Door Sensor for Business Home Office When Entering Door Open Alarm with 1000Ft Range 55 Ringtone 5 Volume Level Adjustable 7 colour flash(1 Receiver & 3 Sensor)

  • Wireless& Super Easy Installation:Wireless door sensor installation is easier than wired installation.Just plug in the Receiver and stick the wireless door sensor on the door/window or elsewhere. After pairing, open the door and window, the receiver will ring.
  • Protect Your Family&Visitor Door Chime:It will send alarms warning you if your kids who sneak out bedroom or house and will alert you if someone opens your door/window at night.Door chime can be used as a way of remind business when customers coming.
  • 55 Ringtones And 5 Volume&7 Colour Display：The door open alert ringtone is equipeed with 55 kinds of ringtones of different style for your choices.5 levels adjustable volume(0dB to 110 dB), 7 colorful LED flash indicator can attract your attention even when the receiver is muted..
  • 1000ft/300mOpenArea Range&Easy to Install：The signal distance of wireless door chime kit in open area is up to 1000ft Whether you are upstairs,in the garden,or a few rooms away, you can hear the bell ringing. The entry alert chime just plug into outlet,then stick door sensor to any doors or windows..
  • Satisfactory After-Sales Service:If the product you receive has quality problems, please contact us immediately, we will give you the most guaranteed after-sales service....
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Door Chime, Wireless Door Window Contact Sensor Alarm, 500ft Range 32 Chimes 5 Volume Level LED Indicators, 1 Plug-in Receiver Door Sensor for Business/Home/Store (1 Receiver +1 Sensor)

  • [Upgraded Version] We have adopted AAA batteries for contact sensor, the capacity is 3 to 4 times that of a CR1632 cell battery, and you could find replacements easier. Streamline the number of music, 32 different chime options, including 3 alarm sounds, 9 short ringtones, 20 long ringtones, save your time to choose and meet your needs for different occasions like home, business or store..
  • [Door/Window Open Alert] Perfect for adding a sense of security if you have children or senior family members. This business door alarm entry chime alerts when burglar opens the door or window and helps deter break-ins(wireless door alarm activates when magnetic sensor separates). You can use the door sensor chime on the back door as an alarm, or as a way to remind businesses on the front door when a customer’s coming in..
  • [Easy to Set up] 5 levels of adjustable volume from 0-110 dB (Mute Mode Included). LED indicators are suitable for the elderly and the hearing impaired. Different ringtones are set for different doors so you can know which door you have a visitor to come in. Our door alert can remember your last melody and volume level after a power outage, no need to reset to your previous settings..
  • [500ft Wide Detection Range & 20 Expandable] The doorbell ....
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