We consider a door lock alarm sensor to be a worthy investment in the long run. We are here to help you pick the right one for your needs from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Simplisafe Door Lock Alarm Sensor READ REVIEW

Best For Smart Home: Buy: Ge Door Lock Alarm Sensor READ REVIEW

Best For Essential: Buy: Toeeson Door Lock Alarm Sensor READ REVIEW

Best For Great Sound: Buy: Hendun Door Lock Alarm Sensor READ REVIEW

Best For Window Alarm: Buy: Wsdcam Door Lock Alarm Sensor READ REVIEW

Best For Smoke Alarm: Buy: Kerui Door Lock Alarm Sensor READ REVIEW

Best For Monthly Bill: Buy: Wyze Door Lock Alarm Sensor READ REVIEW

Best For Hotel Rooms: Buy: Hiistar Door Lock Alarm Sensor READ REVIEW

Best For Kids Safety: Buy: Noopel Door Lock Alarm Sensor READ REVIEW

Best With New Version: Buy: Sehomy Door Lock Alarm Sensor READ REVIEW

Best For Small Body Size: Buy: Tessan Door Lock Alarm Sensor READ REVIEW

Best Overall: Simplisafe Door Lock Alarm Sensor

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If you often find yourself confused about good sensor, Simplisafe Door Lock Alarm Sensor is your solution. The simplisafe door lock alarm sensor is very helpful and it is very happy. Place it on any door or window and 'add device' with your simplisafe keypad. And, it is compatible with your simplisafe gen 3 home security system.

The sensor has push notifications, is made with fast shipping and it is safe. Also, the sensor is used for the front door and it works as advertised. Most importantly, the simplisafe door lock alarm sensor is precise, is super happy and it can do for customer service.

Most buyers opine that the sensor works with individual components like sensors. Also, a few say that the sensor is easy to install but can be costly. Moreover, they say that the sensor is easy to install and connect to the simplisafe monitoring. In conclusion, the tone of buyers is very positive and we believe that the sensor suits the purpose.

• This is set off it will only beep when you open the door.
• This is a great system for small apartments.
• This is perfect for easy setup, it works very well and has a simple style.
• Optional installation tools are included for your convenience -- 2 screws and a mounting plate.

Best For Smart Home: Ge Door Lock Alarm Sensor

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Next on the list, we've got yet another sensor that manages to win our hearts. It's the Ge Door Lock Alarm Sensor and it's widely considered as the sensor that has the most suitable features. The ge door lock alarm sensor includes four lr44 batteries for each alarm. The ge personal security window/door alarm provides a simple-to-use,, cost-effective security solution to protect you and your family against home invasions. These easy to install alarms require no wiring and have 4 lr44 batteries included, so they can be used right away.

Most importantly, the ge door lock alarm sensor works fine, works as advertised, it is definitely a deterrent and has a simple design.

Most customers found that the sensor would blend in with the windows and not be so noticeable. Also, a few say that the sensor has a battery check light. In addition, a few strongly agree that the sensor is also nice to have on at night. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

• This is easy to install but not too loud.
• This is not a glass break detector system.
• This is an excellent choice for a really low - cost detection system.
• It is also extremely easy to use.

Best For Essential: Toeeson Door Lock Alarm Sensor

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Compared with other sensors in this category, the Toeeson Door Lock Alarm Sensor has a convenient design. The toeeson door lock alarm sensor is sleek, It is used for baby monitors and has a sleek design. Manufacturer says: Using premium materials is the key factor to a good product, from tiny integrated circuit to thin double-sided adhesive tape, We strictly follow this rule to produce a high quality alarm. And, the sensor works very well, it is more durable and has a great design.

The sensor is great for a quick, is designed for long battery life, it go ahead and has a good design. In addition, it is sorry, is good for tamper proof, it is made with great customer service and has a nice design. Most importantly, the toeeson door lock alarm sensor is too large and is designed for ultra slim, It makes for a great little alarm and has an easy design.

Most customers quickly discovered that the sensor is perfect for peace of mind. And, they strongly agree that the sensor fits snugly against the door. In addition, a few strongly agree that the two pieces ( sensor and battery ) are able to touch.

• It is great to use easy-to-assemble, even for traveling.
• This works great, It is best for fast service and has a durable design.
• This comes with all alarms equipped with 3 lr44 batteries.
• This is a good extra safety with multiple kids in the house under 8.

Best For Great Sound: Hendun Door Lock Alarm Sensor

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The Hendun Door Lock Alarm Sensor is suitable and reliable and fits well with your regular use. The hendun door lock alarm sensor works as advertised and it is a very loud siren. The doorbell function will remind you when the customer is coming into shops, in cafe,ss in restaurant.s. Also, it can be installed in doors/windows, refrigerator/drawers and other special places.

The sensor will for excellent value and it is good for other products. And, it is great for wooden door,s is handy and it worked perfectly. Most importantly, the hendun door lock alarm sensor has take care, has a remote control and it is yellow.

Most buyers found that the sensor can be used inside or out. Further, they say that the sensor is suitable for a pool alarm. And, a few strongly agree that the sensor makes a creepy sound like a geiger counter. Overall, for most buyers, it was what they were looking for.

• This makes a loud noise whenever the doors are open.
• This is very happy and it is designed for a wooden door frame.
• This comes with batteries, as it says.
• This fits well on doors and windows.

Best For Window Alarm: Wsdcam Door Lock Alarm Sensor

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate sensor. The Wsdcam Door Lock Alarm Sensor is exactly that - it's a simple sensor that hits all the right notes. The WSDCAM door lockalarm sensor is suitable for the front door, It is worth the price and has a smart design. Make sure this fits by entering your model number. Moreover, the sensor works well because it has delayed sound, it works for hotel rooms and has a small design.

Finally, the wsdcam door lock alarmsensor is great for the home, makes for a much louder sound, It works well with a strong magnet and has a sturdy design.

Most customers opine that the sensor is great as a door or window alarm for rv. And, a few strongly agree that the sensor is not excessive loud in arming outside of the door. Moreover, they strongly agree that the sensor that comes with the unit will disarm it. Overall, the tone of buyers is very positive and we believe that the sensor suits the purpose.

• This is easy to set up and the remote control works well.
• This is pretty much what you'd expect from the price.
• It is worth every penny and the design is really smart.
• This is circular, works as advertised, it works really well and has professional design.

Best For Smoke Alarm: Kerui Door Lock Alarm Sensor

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The Kerui Door Lock Alarm Sensor should be able to handle its purpose and duties with ease. The kerui doorlock alarm sensor is the most important, is great for user manual and it works well. There is no network capability, no need gsm 3g/4g & wifi home alarm system, If you need emergency services for help, press the s button on the remote control, which is the panic button, will sound the alarm at once. The wifi smart plug can control the host 's power adapter or other electronic equipment from anywhere via wifi or data.

The sensor is sorry, allows for good range and it is water proof. And, the sensor is very polite and it is great for simple instructions. Above all, the kerui door lock alarm sensor is great for simple setup and it works flawlessly.

Almost all customers agree that the sensor has an adapter to convert ac to dc so if you have the correct dc power available. In addition, they also found that the sensor comes with two door/window triggers and a room movent trigger. Moreover, a few say that the system comes with a transformer that changes from 115 volts to 12 volts dc and provides 1 amp of power.

• This allows the electrical current to flow to the siren speaker.
• This is perfect for back door, allows for quick install and it is very effective.
• Or you can change new batteries sensors.
• This alarm system is a great back up and works great.

Best For Monthly Bill: Wyze Door Lock Alarm Sensor

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Wyze is known for creating pragmatic and minimalist sensors for people on the go, and its line of Wyze Door Lock Alarm Sensors definitely falls in line with that reputation. The wyze door lock alarm sensor is suitable for professional monitoring and it is used for great home. The material in this device will not function as an individual or standalone product. Moreover, the sensor is great for monthly bill and it is good for a better price.

Finally, the wyze door lock alarm sensor comes with great service and it left open alerts.

Almost all buyers found that the sensor works well in old houses with plaster walls. Moreover, they say that the sensor works with wyze cam outdoors also. Further, they also found that the sensor came in 3-pack and included one probe. To sum up, buyers found this to be one of the best sensors for daily purposes.

• Open/closed detection and left open alerts.
• It is easy to move sensors and cameras if needed.
• This is very useful and it is good for other products.
• Requires wyze home security system core kit.

Best For Hotel Rooms: Hiistar Door Lock Alarm Sensor

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate sensor. The Hiistar Door Lock Alarm Sensor is exactly that - it's a simple sensor that hits all the right notes. The hiistar door lockalarm sensor is and is perfect for homes, It is rechargeable and has a nice design. Make sure this fits by entering your model number. In addition, this is suitable for back door, it works perfectly and has a good design.

The sensor is designed for easy access, It is perfect for the affordable price and has a small design. Furthermore, this is used for front door, is great for security door,sss It is great for burglar alarm and has an easy design. Finally, the hiistar doorlock alarmsensor features an on/off/chime switch for easy operation and a low battery test button for checking battery life.

Most customers found that the sensor is louder, but meets the purpose. Also, a few also found that the sensor will only ring when you open the door or window in the process of using. it it. And, a few strongly agree that the sensor can hear the alarm throughout the house. In conclusion, at the price, they believe that they got a steal of a deal with it.

• This is a defective battery but nothing helped.
• This is out of range from its main hub.
• This can call for tech support, it works fine and has a cool design.
• It is very loud and will keep ringing until you physically turn it off.

Best For Kids Safety: Noopel Door Lock Alarm Sensor

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The Noopel Door Lock Alarm Sensor is capable of outshining several other sensors featured in this list in overall features for the price point. The noopel door lock alarm sensor includes double sided tape to add to that, includes six pool alarms for doors and windows, each of medium size. To protect your loved ones, security is one of the best gifts, so buy a noopel door window alarm now for every door and window today and show them you care. Further, this allows for a great battery, It is very functional and has a good design.

The sensor makes for a good battery and it provides for ease of use. Further, this is a perfect solution for indoor personal security which can be used for bedrooms, hotels, garages, apartments, dorm rooms, shops, offices, rvs, windows, doors, balconies, sliding glass doors and more. Finally, the noopel door lock alarm sensor matches with the new version and has a simple design.

Almost all customers agree that the sensors are a good fit and could fill that request. Also, a few also found that the sensor is easy to install with the included double-sided tape. And, they say that the sensor will need modifications in order to be install/ mount. So, buyers were eager to recommend it to friends and would-be buyers.

• You can even use it to keep a sleepwalker inside and prevent any accidents.
• This sounds very loud and it would be perfect with a product description.
• 6.please keep the alarm and sensor close enough, gap less than 10mm.
• This is perfect for instruction manual, it is really good and has a nice design.

Best With New Version: Sehomy Door Lock Alarm Sensor

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Sehomy offers a variety of sensors for personal choice and yet maintains quality in all the variants. In addition, the Sehomy Door Lock Alarm Sensor is handy, It works fine and has a simple style. It is easy to check the doors/windows'status through the tuya app, so you can travel for free. Users can check this data anytime and anywhere through the tuya app. Finally, the sehomy door lock alarm sensor is available in a total of 4 different colors: white -2 pack, white -1 pack, white-4 pack etc., so, we bet you will like one of these.

Most customers find that the sensor is connected to the 2.4 ghz. Moreover, they also found that the sensor works with wi-fi at home, so it should work with any wi-fi. In addition, they strongly agree that the sensor is great as a door sensor that sends notifications when the door is opened. Overall, for almost all buyers, Sehomy product was just what they wanted.

• It is easy to program and install.
• Protect your home with open / closed door detection.
• Only 2.4g no support 5g, Please confirm your router.
• This has turned on the app, It works as advertised and has a simple design.

Best For Small Body Size: Tessan Door Lock Alarm Sensor

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The Tessan door lock alarm sensor's high-end materials make sure that it ages well with use. The Tessan Door Lock Alarm Sensor is most important and it has a download app. Custom program on a free app, set up your home automation has never been easier. The smart window sensor is a built - in low consumption module. 2*aaa alkaline battery provides 1 - year monitoring.

The sensor has added a device and it scans the qr code. Moreover, the sensor is ideal for front door, is sorry and it can wait for app support. Finally, the tessan door lock alarm sensor makes for nice quality and it is perfect for the baby room.

Almost all customers found that the sensor works well with Alexa and it is easy to install and set up. Also, a few also found that the sensor is compatible with Alexa and Google assistant. Also, a few also found that the sensor doesn’t work that well either way. Overall, buyers found this to be one of the best sensors for daily purposes.

• Easy to use and connect to your mobile device.
• Edit the name of your lights.
• However, you can program it to some smart voice devices via a smart life app.
• Slide to open the back cover of the main sensor.