Best Intruder Alarm Door Sensor

WiFi GSM GPRS Wireless Smart Home Office Security Alarm Burglar System, APP Control, Compatible with Amazon Alexa and Google Home, Support RFID Access, Anti-Theft, Auto Dialer, Easy Install

  • Max to 99 Pcs Wireless Accessories(433MHz): Alarm system can work up to 99 Pcs wireless sensors(433Mhz) and wireless Siren, Such as panic button, glass break detector, garage door sensor, water leaking detection, wifi camera. Effectively prevent any suspicious movement, activity or potential intruder, guard your home 7/24 hours..
  • FREE mobile APP for iPhone and Android phones: You can control your system from anywhere with your smartphone. No monthly fees and contracts with security companies.
Check Stock

Alarm, Door Stopper with 120DB Security Alarm, Floor Wedge Doorstop for Travel Apartment Home House

  • Dual Function: When the power is in "on" status, it will make extremely loud 120db alarm to be used as door stop alarm.
  • when the power is in "off" status, it can be used as damping rubber door stopper..
  • 3 Sensitivity Levels: Low - Medium - High, with an adjustable switch on the side. H level is the highest sensitive level to trigger 120db alarm.An easy way to make the intruder run as fast as he can!.
  • Portable Design: Light weight, small size, easy to pack and take.You can carry it as a security measure for your trip. Small but very effective!.
  • Easy to Use: Powered by 9V battery, no mess cable. One piece can be used for a year under normal circumstances. Simply place the alarm behind door.Battery not included..
  • Additional Security: Place the alarm behind the door that you want to be alerted in home, dormitory, hotel or motel room while you are sleeping..
  • Power On: The door stop alarm in “on” status, when door pressure is applied, it will be triggered while make loud 120 dB alarm..
  • Power Off: The door stop alarm in “off” status, it can be used as common door stopper..
  • Low - Medium - High, with an adjustable sensitivity switch on the side..
Check Stock

WSDCAM Freezer Door Alarm with Delay When Left Open, 3/15/30/60 Seconds Adjustable Delay Refrigerator Alarm Wireless Fridge Alarm Door Open Alarm Loud 108 dB

  • Wireless fridge alarm goes off if the freezer door stays open for 3/15/30/60 seconds, you can easily to set the delay time as your need. It will only alert you when freezer door has been left open for 3s/15s/30s/60s, it will not annoying you while you want the door open.
  • Simple peel and stick installation, easy to install on any freezer/fridge or any door without any tools, come with adhesive tapes.
  • This alarm with 4 modes, it’s not only a refrigerator alarm, but also a door alarm for home security helps deter intruder/thieves effectively by 108dB loud alarm, and can be door open chime help notify you if children/pet or others are coming/ going. You can easy to set appropriate mode as your need.
  • 4-in-1 Mode: 1. Time Delay Alarm (sounds “Di-Di-Di” from 0dB to 108dB if door stays open for 3/15/30/60s) 2. General Alarm (alarm stop if door closed).
  • 3. Constant Alarm (constant alarm even door closed).
  • 4. Door Open Chime (sounds “DingDong” once door opens).
  • Low battery warning. Installation Note: Ensure close the alarm and magnetic strip, the installation distance between them should not exceed 0.78 inch. The 2 parts need be aligned by their alignment arrow.
Check Stock

KEEPWORLD WiFi GSM Tuya Wireless Smart Home Office Security Alarm Burglar System, APP Control, Compatible with Amazon Alexa and Google Home, Support RFID Access, Anti-Theft Auto Dialer, Easy Install…

  • Max to 99 Pcs Wireless Accessories(433MHz): Alarm system can work up to 99 Pcs wireless sensors(433Mhz) and wireless Siren, Such as panic button, glass break detector, garage door sensor, water leaking detection, wifi camera. Effectively prevent any suspicious movement, activity or potential intruder, guard your home 7/24 hours..
  • FREE mobile APP for iPhone and Android phones: You can control your system from anywhere with your smartphone. No monthly fees and contracts with security companies.
Check Stock

ZZRUI Upgraded 2 in 1 Portable Door Stopper Floor Wedge Security Alarm Loud 120db Entrance Alert Door Stop Alarm for Travel Home Apartment House (3 Packs)

  • DOOR STOPPER SECURITY ALARM – the door stopper alarm in "on" status,when door pressure is applied,the door alarm will be triggered while make extremely loud 120db alarm,helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors,security protection..
  • NON-SKID DOOR STOPPER – the door stopper alarm in "off" status,it can be used as common damping rubber base door wedge,hold door in open position,no any loud alarm sound..
  • battery-operated (requires 1x9V battery,not included).
  • place it under the door,the gap bewteen the bottom of the door and the floor should be 10mm(0.38 in) to 35mm(1.35 in),it can not slide on tile when door opens,smooth floor can try to use H-type sensitivity,vibration-sensing alarm..
  • 3 SENSITIVITY LEVELS – Low - Medium - High,with an adjustable sensitivity switch on the side.
  • H level is the most sensitive level that vibration will trigger an alarm.
  • please note when the alarm sound gradually becomes smaller,it means to replace the new battery..
  • PORTABLE DOOR STOPPER ALARM – package include 3 door alarms,each weight about 120g.
  • ideal for bedrooms, hotels, apartments, dorm rooms, front doors, etc.
Check Stock

WiFi GSM GRPS Tuya Wireless Real-Time Home Office Security Alarm Burglar System, APP Control, Compatible with Amazon Alexa and Google Home, Support RFID Access,, Anti-Theft Auto Dialer, Easy Install

  • Max to 99 Pcs Wireless Accessories(433MHz): Alarm system can work up to 99 Pcs wireless sensors(433Mhz) and wireless Siren, Such as panic button, glass break detector, garage door sensor, water leaking detection, wifi camera. Effectively prevent any suspicious movement, activity or potential intruder, guard your home 7/24 hours..
  • FREE mobile APP for iPhone and Android phones: You can control your system from anywhere with your smartphone. No monthly fees and contracts with security companies.
Check Stock

ChunHee Solar Driveway Alarm Wireless Long Range Weatherproof Outside Wireless Home Security System PIR Motion Sensor/Detector Alarm Siren Alert Protect Indoor/Outdoor Property IP65

  • ...o distinguish each alarm detector. A large protective net system to ensure your place is safety..
  • ✔【WIDELY RANGE APPLICATION】 – The solar wireless driveway alert system can be work at different scenarios, such as business entry doorbell chime, driveway alarms, anti-theft and avoid large animal intrusion/ intruder alert. Besides, the motion detector also applicable for House/Farm/Warehouse/Factory/Garage/Villa/Gate/Garden/Store/Yard/Sidewalks/Swimming pools, and any where you want to be alerted..
Check Stock

WiFi Home Alarm System Kit, DIY Wireless Security Burglar Alarm System, 4.3 inch Touch Screen Host, APP Remote Control, Compatible with Alexa and Google Assistant(NO Monthly Fees)

  • ... with the Alarm Panel. Get help as soon as you need it by pressing the button to active the siren and sending message to other familes. Works great for home, office, apartment and shop. It has ADJUSTABLE Entry delay/Exit delay timers. If entry delay set 0 seconds, it will trigger the alarm immediately in case of an intruder..
  • 【What’s in the Box】1x Wi-Fi Alarm Host, 1x Hard-wired siren, 2x Wireless PIR motion detector, 5x Wireless Door Window sensor, 2x Wireless remote controllers..
Check Stock

Personal Security (Sentinel Security Book 1)

  • Deluxe door alarm perfect for homes, apartments, dorm rooms and offices. 120 decibel alarm is loud enough to make a would be intruder think twice about entering through your door and alert your neighbors of a possible break-in..
  • Easy to use four-digit keypad for programming your custom pin – easy access buttons and controls for simple operation..
  • Easy to install, simply mount using the provided mounting plate for temporary or permanent installation (double-sided tape and screws provided)..
  • Features “Away” and Home” modes – both chime and alarm modes for when you are home or away as well as instant or delayed alarm..
  • Battery powered so there is no need for wiring – requires 3 AAA batteries (not included)..
Check Stock

Upgraded 2 in 1 Door Stop Alarm, Portable Door Stopper Security Door Wedge Intruder Alert Floor Door Stop Alarm with 120DB Siren for Home & Travel

  • 【DOOR STOPPER SECURITY ALARM】the door stopper alarm in "on" status,when the bad guys into door pressure is applied,the door alarm will be triggered and make extremely loud 120db alarm,helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors,security protection. Can be used in home and travel..
  • 【NON-SKID DOOR STOPPER】the door stopper alarm in "off" status,Its high damping rubber bearing can prevent the door sliding,keep the door in open position,no any loud alarm sound..
  • 【3 Level of Sensitivities】Hige-Midium- Low Sensitivities, with an adjustable sensitivity switch on the side. The level of "H" is the most sensitive level and the level of "L" is the low sensitive level. It means to replace the new battery if the alarm sound gradually becomes smaller..
  • 【EASY TO USE】No installation required and no wiring needed. Power by battery (Requires 1x9V battery,not included). Simply place the alarm behind any door (home, hotel, etc). It is very covenient to carry and easy to use when you travel or stay indoor alone..
  • 【PORTABLE DOOR STOPPER ALARM】Package include 1 * door alarms, weight about 120g. Easy to carry and use. Alarm loud 120db to protect you. Suitable for home or travel. Great choice for bedrooms, hotels,....
Check Stock