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Security Sensors - Mega Sale! Save up to 27%


Mega Sale! Up to 27% off on Security Sensors at Defy Now. Top brands include HENDUN, SierraTeck, GE, CETIM, iMaxAlarm, 4VWIN, Z9 Brands, Sabre, Safety Technology International, Inc., Jane's Senior Products in partnership with Puzzle with Me, Kyson, GetTen, SECO-LARM, KERUI, bulk buys, Reliance Controls Corporation, Hosmart, & Sinotech. Hurry! Limited time offers. Offers valid only while supplies last.



Wireless Remote Door Alarm, Window Security Alarms Magnetic Sensor, Pool Door Alarms for Kids Safety, Entry Chime,Apartment Alarm Pack of 2
Wireless Remote Door Alarm, Window Security Alarms Magnetic Sensor, Pool Door Alarms for Kids Safety, Entry Chime,Apartment Alarm Pack of 2
By HENDUN
In Stock
$20.99

mpn: SF03RCD, ean: 0664248657237,

4.8 out of 5 stars with 122 reviews
Features  1. Super loud - real 105 dB  2  Compact, magnetically triggered alarm sounds when window or door is opened  3. Multi-purpose - includes entry chime setting that alerts you when people or children are coming & going when you're home 4....


Motion Activated Voice Player with Built-in Microphone, Recordable – Perfect for Independent Living, Point of Sale Advertising, Door Greeter, Exhibits, Tradeshows, Daily Reminders, Entry Alert
Motion Activated Voice Player with Built-in Microphone, Recordable – Perfect for Independent Living, Point of Sale Advertising, Door Greeter, Exhibits, Tradeshows, Daily Reminders, Entry Alert
By SierraTeck
In Stock
$29.99

mpn: MicroSound V16.00,

4.3 out of 5 stars with 143 reviews
Endless applications, makes a great gift!Promotes independent living by recording reminders to assist elderly with daily activities:  "Remember to take your phone and lock the door after you"Door Greeter  Senses people coming in and plays gre...


GE Door Stop Alarm, Extra Loud 120 Decibels, Low Battery Indicator, Easy Access On/Off Switch, Plastic Housing, White, Anti-Skid Base, Battery Operated, Personal Alarm, Anti-Theft, Easy to Use, 50246
GE Door Stop Alarm, Extra Loud 120 Decibels, Low Battery Indicator, Easy Access On/Off Switch, Plastic Housing, White, Anti-Skid Base, Battery Operated, Personal Alarm, Anti-Theft, Easy to Use, 50246
By GE
In Stock
$14.95

mpn: SH50246, ean: 0012305173686,

4.1 out of 5 stars with 42 reviews
Loud 120 decibel alarm sounds when button is pressed, the siren attracts attention and deters thieves and other threats while notifying occupants of the residence. Anti-skid base helps prevent door from opening, pressure on doorstop activates alarm. ...


CETIM Personal Alarm, 140dB Emergency Self-Defense Security Alarm Keychain With Mini Flashlight and Keychain Design, Ideal for Students, Kids, Women Safety, Batteries Included (Silver)
CETIM Personal Alarm, 140dB Emergency Self-Defense Security Alarm Keychain With Mini Flashlight and Keychain Design, Ideal for Students, Kids, Women Safety, Batteries Included (Silver)
By CETIM
In Stock
$21.99

mpn: iop, ean: 0797566997546,

4.4 out of 5 stars with 51 reviews
Safety for Your Entire Family VALUE REASON : 1) Ultra-thin ceramic piezoelectric speakerLow power consumption, with high-quality integrated circuits, mini body will be able to issue alarm sound up to 130 dB.2) High quality ABS plastic shellShell usi...


iMaxAlarm SOS Alert Personal Alarm - 130dB Alarm - Safety & Security Emergency Device - Gold
iMaxAlarm SOS Alert Personal Alarm - 130dB Alarm - Safety & Security Emergency Device - Gold
By iMaxAlarm
In Stock
$16.99

mpn: imax-fob-gold, ean: 0856445006943,

4.5 out of 5 stars with 142 reviews
At iMaxAlarm, we care about your safety. Our goal is to enable everyone with the ability to take safety and security into their own hands. We designed a sleek, yet simple and affordable solution that works for all ages. The iMaxAlarm SOS Alert is an ...


4VWIN Wireless Home Security Driveway Alarm 1 Receiver and 1 PIR Motion Sensor Detector Infrared Alert System Kit
4VWIN Wireless Home Security Driveway Alarm 1 Receiver and 1 PIR Motion Sensor Detector Infrared Alert System Kit
By 4VWIN
In Stock
$13.99

mpn: WINDAB001, ean: 6923669788994,

4.2 out of 5 stars with 148 reviews
4VWIN driveway alarm provides a convenient and economic way to alert you the moment when someone enters you house,garage or other properties.When movement is detected, the Passive Infrared (PIR) sensor sends a wireless signal to the receiver unit fro...


Pocket Guardian Personal Alarm Rape Whistle Attack Prevention Device with Flashlight (White)
Pocket Guardian Personal Alarm Rape Whistle Attack Prevention Device with Flashlight (White)
By Z9 Brands
In Stock
$14.99
$12.99
You Save: 13%

mpn: IN-PA 996, ean: 0710928940622,

4.8 out of 5 stars with 22 reviews
At 130 dB, Pocket Guardian is loud. It can be activated in two ways. First, by pulling out the pin, which is connected to the keychain. The alarm will continue until you push the pin back down into the alarm body. Second, by pressing the small button...


SABRE Wireless Home Security Burglar Alarm Set - Includes LOUD 120 dB Keypad Alarm with Three Additional Door/Window Alarms - DIY EASY Installation
SABRE Wireless Home Security Burglar Alarm Set - Includes LOUD 120 dB Keypad Alarm with Three Additional Door/Window Alarms - DIY EASY Installation
By Sabre
In Stock
$30.59
$23.52
You Save: 23%

mpn: HS-WAK, ean: 0023063809489,

4.4 out of 5 stars with 20 reviews
Sabre Wireless Alarm Kit HS-WAK Product DescriptionThe FBI estimates every 14.5 seconds a home break-in occurs, resulting in over $15 billion in loss and damages annually. Protect your home, apartment, dorm or office with the Wireless Alarm Kit from ...


Safety Technology International, Inc. STI-WS105  Burglar Stopper Garage Door Sensor
Safety Technology International, Inc. STI-WS105 Burglar Stopper Garage Door Sensor
By Safety Technology International, Inc.
In Stock
$27.14
$26.50
You Save: 2%

mpn: STI-WS105, ean: 0662950010050,

4.8 out of 5 stars with 96 reviews
Safety Technology International, Inc. - STI WS105 Burglar Stopper Garage Door Sensor. When you install this sensor directly to your garage door, you’ll be informed every time the door is opened and alerted of potential intruders. Protects access po...


Door Alarms for Senior Safety
Door Alarms for Senior Safety
By Jane's Senior Products in partnership with Puzzle with Me
In Stock
$44.95

mpn: 00067, ean: 0757347348561,

4.0 out of 5 stars with 125 reviews
Taking care of an Alzheimer's patient can pose many significant challenges, and safety is always a high priority. While personal monitoring around the clock might seem impossible, the sophisticated range of monitors and alarms at the MindCare Store ...


Kyson Personal Alarm Keychain130dB Self Defense SOS Emergency Human Voice Safety Sirens for Women/Elderly /Kids/Adventurer/Night Workers/Explorer with Flashlight Speaker Function
Kyson Personal Alarm Keychain130dB Self Defense SOS Emergency Human Voice Safety Sirens for Women/Elderly /Kids/Adventurer/Night Workers/Explorer with Flashlight Speaker Function
By Kyson
In Stock
$19.99

mpn: WL-HW005-1,

4.3 out of 5 stars with 92 reviews
This emergency alarm is very useful for everybody special for the alone women, girls, kids, night walkers and adventurer who is in dangerous situation, no need to crying for help. The alarm could help you effectively. 130 DB, The alarm will definite...


iMaxAlarm SOS Alert Personal Alarm - 130dB Alarm - Safety & Security Emergency Device - Matte Blue
iMaxAlarm SOS Alert Personal Alarm - 130dB Alarm - Safety & Security Emergency Device - Matte Blue
By iMaxAlarm
In Stock
$19.99
$16.99
You Save: 15%

mpn: IMAXFOB-MBLU, ean: 0856445007001,

4.3 out of 5 stars with 144 reviews
At iMaxAlarm, we care about your safety. Our goal is to enable everyone with the ability to take safety and security into their own hands. We designed a sleek, yet simple and affordable solution that works for all ages. The iMaxAlarm SOS Alert is an ...


GetTen 10Pcs Wireless Home Door Window Burglar DIY Safety Security ALARM System Magnetic Sensor
GetTen 10Pcs Wireless Home Door Window Burglar DIY Safety Security ALARM System Magnetic Sensor
By GetTen
In Stock
$11.00

mpn: HS-01810, ean: 7294628759942,

4.2 out of 5 stars with 63 reviews
Features: New and high quality Super loud 90 dB alarm Convenience in installation--just peel and stick Super environmental suitability and stability Dustproof and insect prevention Easily mounted by adhesive. Type to window or door. Ideal en...


Seco-Larm E-931-S35RRQ Enforcer Indoor/Outdoor Wall Mounted Photoelectric Beam Sensor with 35 Foot Range
Seco-Larm E-931-S35RRQ Enforcer Indoor/Outdoor Wall Mounted Photoelectric Beam Sensor with 35 Foot Range
By SECO-LARM
In Stock
$49.99
$49.40
You Save: 1%

mpn: E-931-S35RRQ, ean: 0676544000495,

4.8 out of 5 stars with 125 reviews
SECO-LARM E-931-S35RRQ NIR Reflective Photoelectric Sensor; For outdoors gates, garage doors, etc; Weatherproof (IP66) construction for indoor/outdoor usage; Dark ON operation; Adjustable sensing distance; Compact size SECO-LARM E-931-S35RRQ NIR Refl...


Home Security Alarm,Wireless Infrared Motion Sensor With Remote Control key. All-in One Burglar Alarm System,Visitor Guest Entry Doorbell Chime with Remote LED Indicators Easy to Install Great for Bu
Home Security Alarm,Wireless Infrared Motion Sensor With Remote Control key. All-in One Burglar Alarm System,Visitor Guest Entry Doorbell Chime with Remote LED Indicators Easy to Install Great for Bu
By KERUI
In Stock
$21.99
$15.99
You Save: 27%

ean: 0611702415247,

4.6 out of 5 stars with 58 reviews
Why choose KERUI P6 infrared Motion Detector alarm? Original factory manufacturing with free lifetime technical support.Two way to powered (power adapter & battery) These features you may not find in any other products. ①High-end infrared detection...


Safety Technology International, Inc. STI-WS103  Burglar Stopper PIR Motion Sensor
Safety Technology International, Inc. STI-WS103 Burglar Stopper PIR Motion Sensor
By Safety Technology International, Inc.
In Stock
$39.00

mpn: WS103, ean: 0662950010036,

4.2 out of 5 stars with 115 reviews
Safety Technology International, Inc. - STI-WS103 Burglar Stopper PIR Motion Sensor. This PIR motion sensor will alert you whenever movement is detected in a property. Ideal for a wide range of areas including: rooms, hallways, stairwells, sheds, fro...


Flashing Light Parking Safety Sensor, Case of 2
Flashing Light Parking Safety Sensor, Case of 2
By bulk buys
In Stock
$35.88

mpn: KL5044, ean: 0731015152599,

4.5 out of 5 stars with 59 reviews
Package: 1Make sure that people park safely and where they should with this flashing LED light parking sensor. The flashing light signals when a car's bumper has touched the pole. Weighted base keeps the sign in position and the sensor features an a...


Reliance Controls Corporation THP108 PowerBACK! Mains Return Alarm
Reliance Controls Corporation THP108 PowerBACK! Mains Return Alarm
By Reliance Controls Corporation
In Stock
$42.73
$35.22
You Save: 18%

mpn: THP108, ean: 0732233478317,

4.5 out of 5 stars with 98 reviews
Reliance Controls THP108 POWER BACK Mains Return Alarm. Connects through a knockout hole in the top of a home load center. Voltage detector cable wraps around service entrance wire. Sounds alarm when power is restored. cULus listed. Since 1909, Relia...


1/4 Mile Long Range Hosmart Rechargable Wireless Driveway Alarm System & Driveway Alert System Outdoor Weatherproof Security Motion Sensor & Detector
1/4 Mile Long Range Hosmart Rechargable Wireless Driveway Alarm System & Driveway Alert System Outdoor Weatherproof Security Motion Sensor & Detector
By Hosmart
In Stock
$72.99

mpn: HY757-02-2,

4.4 out of 5 stars with 74 reviews
Wireless Driveway Alarm features The Hosmart Motion Sensor with Wireless Motion Alert is a convenient and affordable safety / security system. 1.weatherproof outdoor sensor with adjustable sensitivity control. 2.The sensor may be placed up to a 1/4...


2 Pack Emergency Personal Security Safety Alarms Self-Defense Electronic Device 130DB Decibels with Pripaso LED Flashlight for Women, Elderly, Rape, Jogger, Student, as a Bag Decoration
2 Pack Emergency Personal Security Safety Alarms Self-Defense Electronic Device 130DB Decibels with Pripaso LED Flashlight for Women, Elderly, Rape, Jogger, Student, as a Bag Decoration
By Sinotech
In Stock
$10.99

mpn: AT-SN01, ean: 0709886218720,

4.1 out of 5 stars with 27 reviews
Our Emergency Personal Security Alarm Can Effectivity Protect Your Safety, It will be your another protector and loyal guardian ! Personal Alarm will be a great gift for your family members, Safety first. new personal alarm system is designed to be y...



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