▷ Best Door Open Alarm Sensor 2021 ▷ Where to Buy? ▷ VitalSensorsTech.com

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Table of Contents

1 What is the best door open alarm sensor to buy?
2 Best Door Open Alarm Sensor Reviews
3 Offers and Discounts
4 Cheap Door Open Alarm Sensor
5 Buy Door Open Alarm Sensor Online
6 Best Door Open Alarm Sensor 2022

Best Kerui Wireless Pir Motion Sensor Door Bell

What is the best door open alarm sensor to buy?

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Best Door Open Alarm Sensor Reviews

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Offers and Discounts

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Buy Door Open Alarm Sensor Online

Ring Alarm Contact Sensor (2nd Gen)

Get instant mobile alerts when doors and windows open in your home
Now smaller to enable increased placement options
Easy installation with no tools required
Mounts to door and window frames
Includes two 3V CR2032 batteries
Requires the Ring Alarm Base Station

2 Pack WiFi Door Sensor Detector, Smart Wireless Window Sensor Real-time Alarm Compatible with Alexa Google Assistant, Home Security Door Open Contact Sensor for Bussiness Burglar Alert

Receive Real-time Alarms Remotely:when door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. so you don't have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home,shop,office ,etc.
Compatible with Google Play,Andriod and Ios System:No hub required and No fees charge. Convenient for you to detect the status of your doors, windows, cabinets, drawers or anywhere you want to notified when it is opened or closed.So you can travel or go to work or go to schoon or go shopping worry-free.
Alert message push: Protect your home with open / closed door detection. When the door / window is triggered, you will receive an alarm signal from your phone. Home Security Alarm make House more safety.
Easy Installation：No Need to use complicated tools when installation,just use 3M glue to install,firm and durable.The two arrows are opposite,the distance between the two compopents should be as close as possible,and the closest distance should not affect the opening/clsoing of the door or window.
Low Power warning: The sensor door need with TWO AA Batteries(not include).When the battery level is low, it will automatically push messages throuch APP to remind you to change battery, never worry about running out of battery.

Best Driveway Alert Sensor

Wireless Door Chime BISTEE Doorbell Sensor Alarm for Business When Entering with 600 FT Range 58 Chimes 5 Volume Levels LED Indicator (1 Plug-in Receiver & 3 Door Sensor)

🔔58 MELODIES & 5 VOLUME: Wireless doorbell features 58 chimes and 5 level adjustable volume(0 dB to 110 dB) to meet your needs for different occasions. LED indicators are suitable for the elderly and hearing impaired. Our doorbell chime will remembers your last melody and volume level after a power outage without reset to your previous settings.
🔔150 M/600 FT OPEN AREA RANGE: Door sensor chime signal can easily cross through doors or walls, ensures you will never miss a visitor, even if you are a few rooms away or on another floor. Note: The battery level will affect the signal receiving range of the doorbell, it is recommended to change every 12 months.
🔔EXPANSION SYSTEM: Door/window contact senor will detect every entry and send alarm warning to the door chime receiver to better protect your place. You will hear the doorbell chime to remind you when someone opening your door/window or your pet coming home. Each door chime sensor or receiver can be used for business, home, apartment, classroom, office, basement and more.
🔧EASY TO INSTALL: Plug the door entry chime receiver into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-match (Hold Receiver's Music Button over 3 seconds to 5 seconds, It will trigger clean pairing function).
💌LIFETIME CUSTOMER SERVICE: BISTEE wireless door chime is a brand after years of independent R&D and approved by FCC, CE, RoHS and other certificates; our customers can be provided with 30-day money-back and passionate after-sales service team from the date of purchase; can contact us at any time in case of any problem.

120 DB Loud Door and Window Open Alarm Sensor 3 Pack for Kids, Dementia Patients Safety, Wireless Security Alarms Keep Your Home, Pool, Cabinet, Business Safe

LOUD ALARM: The 120 DB security alarm is perfect for signaling to you when there is an unwanted entry. Audible at over 750 feet it sounds loud so the person knows they should stop what they are doing. Great for prevention, protect your children’s rooms or stop anyone from sneaking out or in.
WIRELESS ALARM SENSOR: No wiring is necessary and 3 LR44 batteries are included in each device. Made to last 6 - 12 months these batteries in the alarms will be charged for extended periods of time. When it’s time to change, you’ll know. With the intuitive low battery indicator you can easily find out when you’ll have to change the batteries.
EASY TO INSTALL: The wireless security alarms can be installed anywhere with an opening. Simply use the adhesive provided and tape it to wherever you need! Windows, doors, and entrances simple and straightforward with the alarm. The minimum distance for the device to work is 15mm (0.6 inches), so when installing make sure to get both pieces of the alarm as close as possible.
SLEEK DESIGN FOR HOUSE- With an ultra slim build and sleek design these alarms can be put easily wherever you need them. Great for attaching to house doors, all types of apartments, and cabinet or office, put them where you see fit. They may be discreet and simple to install but don’t be deceived these alarms pack a punch, ready to deter any unwanted actions.
PACKAGE INCLUDED: 3 * Alarms with tapes (Batteries included), 2 * Anti-noise Ear plugs, 1 * User manual.

Door Open Alert BITIWEND Wireless Door Sensor Chime for Office/Home/Store,Door Open Chime Window Alarm Operate Range 600ft With 52 Chimes 4 Volume Level, 2 Door Sensors+1 Plug-in Receiver,Black

Alarm Contact Sensor: The operating wireless range is 600ft in OPEN area with LED indicator,ideal door sensor chime for office/home/store.
Loud Sound: 52 different ringtones with 4 sound level from 25~110dB to adjust, perfect for your daily use(INDOOR use only).
Easy Intallation: Pls install it AFTER pairing.Plug the receiver into socket,tear off the tape behind door sensor then paste on the door.
Expandable: Each door sensor or receiver can be expandable,you can use them with additional BITIWEND door sensors or doorbells.
1 year quality service: Any problems about door open chime,pls contact with our customer service team to get a full refund or replacement.

Door Chime, Wireless Door Alarm Contact Sensor with Short Ring Tunes Design 400ft Range 52 Chimes Adjustable Volume Mute Mode LED Indicators 1 Plug-in Receiver 1 Door Sensor for Office/Home/Business

【Wide Working Range】:This wireless door open chime for home is up to 400 ft in open area, magnetic door sensor will automatically trigger the receiver when the magnetic strip is separated and the receiver will alerts immediately whenever the door or window is opened
【24/7 Lifeguard for Your Family】: This child/ home door sensor alerts when burglar opens door and helps deter break-ins(entry alert chime activates when magnetic sensor separates)
【Mini Contact Sensor】: Magnetic door sensor (Size:3.0x1.0x0.60ininch),magnetic strip (Size:1.7*0.6*0.4 inch).They are small size and can be installed or placed at any indoor position to provide you with a door entry chime/alert system.
【52 Music with Mute to Loud dB】:5 levels of adjustable volume from 0-110 dB.Offer 52 elegant music from the traditional"Ding Dong" to various well know chimes.Memory function: Keep the previous setted tune after re-plugging it
【Easy to install】:Just plug the doorbell receiver into any standard outlet and tear the double- sided adhesive tape which on the back of door sensor( or screw mounted) and stick them to the door or window is fine,please take the insulating paper away before using the sensor.

1,689 Reviews

Door Chime BISTEE Wireless Door Alarm Contact Sensor Door Open Bell 600 FT Range with 58 Chimes 5 Volume Levels LED Indicator for Business/Home/Office/Stores (2 Plug-in Receiver & 3 Door Sensor)

🔔 58 MELODIES & 5 VOLUME: Doorbell features 58 chimes and 5 levels adjustable volume(0 dB to 110 dB) to meet your needs for different occasions. LED indicators of the doorbell chime are suitable for the elderly and hearing impaired. Remembers your last melody and volume level after a power outage; no need to reset to your previous settings.
👍 150 M/600 FT OPEN AREA RANGE: Door chime signal can easily cross through doors or walls, ensures you will never miss a visitor, even if you are a few rooms away or on another floor. Note: The battery level will affect the signal receiving range. It is recommended to change it once every 12 months.
👍 EXPANSION SYSTEM: Door/window door sensor will detect every entry and send alarm warning to the doorbell chime receiver to better protect your place. You will hear the door bell chime to remind you when someone opening your door/window or your pet coming home. Each door sensor or receiver can be expandable for business, home, apartment, classroom, office, basement and more.
👍 EASY TO INSTALL: Plug the wireless doorbell into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-match (Hold Receiver's music button over 3 seconds to 5 seconds, it will trigger clean pairing function).
✨ LIFETIME CUSTOMER SERVICE: BISTEE doorbell wireless is a brand after years of independent R&D and approved by FCC, CE, RoHS and other certificates; our customers can be provided with 30-day money-back and passionate after-sales service team from the date of purchase; can contact us at any time in case of any problem.

1,705 Reviews

PHYSEN Door Chime Wireless Door Open Sensor Window Alarm with 600 FT Range, 5 Volume Levels with Mute Mode, 58 Melodies, Bright LED Indicator, Door Alert Kit for Business/Home/Office/Stores

♚【DOOR CHIME FOR BUSINESS WHEN ENTERING】This doorbell chime can be used as door bell for business when entering, window Alarm for kids safety and door opens alert for detering break-ins. Wireless door alarms activates when magnetic sensor separates, to keep your home security.
♚【58 MELODIES & 5 VOLUME WITH MUTE MODE】This PHYSEN door alarm sensor added extra mute function. The doorbell receiver features 58 chimes and 5 levels adjustable volume(0 dB to 110 dB) to meet your needs for different occasions. LED indicators are suitable for the elderly and hearing impaired. Our door alarm can remembers your last melody and volume level after a power outage; No need to reset to your previous settings, really save your time.
♚【600 FT LONG RANGE & 20 DOOR SENSOR EXPANDABLE】600 feet far enough to cover every door and window in your house. Each wireless doorbell receiver can pair up to 20 magnetic contact sensor(or doorbell push buttons) and each door sensor can add unlimited receivers. Our door chime can be widely used different occasion for your all of needs, such as your home, store, office and business.
♚【EASY TO INSTALL】The door bell chimes indoor is designed in small size and can be installed or placed at any indoor position to provide you with a door entry chime/door alarm system. Installation: Just plug door chime receiver into any standard outlet and Tear the double sides adhesive tape then stick them to the door or window. NOTICE: Take the insulating paper away before using the sensor; Don't install it on the metal door!
♚【365 DAYS WARRANTY & 24H SERVICE】Door open sensor kits contains: 3 wireless door sensors(CR123A batteries included), 2 plug-in smart doorbell receivers, double sided mounting tape, anchors and screws. Besides, we will offer 365 days warranty and 24 hours customers service. Please feel free to contact us via your email if you have any questions.

Wireless Door Sensor Chime BITIWEND Alarm Contact Sensor Door Bell for Office/Home/Store,Door Open Chime Window Alarm Operate Range 600ft With 58 Chimes 5 Volume Level,1 Door Sensor+1 Plug-in Receiver

🔔【Door Window Open Alarm】BITIWEND door chime can be used as an alarm, or as a way to remind businesses on the front door when a customer’s coming in. Alerting you when someone opens the door or a window, perfect for have children or senior family members.
🔔【Up to 58 Ringtones Choice】Door sensor offer 58 pop chimes and 5 level adjustable(0-110 dB), different chimes set for different doors so you can know which door you have a visitor come in. LED indicators are suitable for the elderly and hearing impaired.
🔔【Up to 600 FT Working Rang】Wireless door chime working rang up to 600ft in open area, completely cover your house or store, ensures you will never miss a visitor. Note: The battery level will affect the signal receiving range.
🔔【Expandable】Each door sensor or receiver can be expandable,you can use them with additional BITIWEND door sensors or doorbells. You can install them in your dining room, bedroom, living room, garage, yard, or your store and office.
🔔【Easy to install】Just plug the doorbell receiver into any standard outlet and tear the double- sided adhesive tape which on the back of door sensor( or screw mounted) and stick them to the door or window is fine, please take the insulating paper away before using the sensor.

FRIDGGI - Freezer Door Alarm when Left Open, Fridge Door Alarm with Delay 80 dB to 110 dB, 60sec, 120sec, 180sec Reminders (White)

GENTLE ALARMS - Alert after 1 minute (for 2 seconds), a second alarm after 2 minutes (for 4 seconds) when the fridge door is still open or ajar.
CONTINUOUS ALARM - Alert after 3 minutes (stay 60 seconds) will help you close the fridge or freezer door in normal situations.
REPEATED SIREN - Loud Mode includes an additional 110dB Siren every 4 minutes (stay 20 seconds), activate using SET Button (4 beeps confirmation).
FOUR MODES - Quiet (80dB), Medium (85dB), Normal (90dB with a beep every 10s), Loud (95dB, with a beep every 10s and a 110db Siren every 4 minutes).
EASY TO USE - FRIDGGI emits a low volume beep when you exceed the allowed gap between the Alarm and the mini sensor; open/close the door to check before peeling the double-sided tape.

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Last update 2021-11-26. Price and product availability may change.