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Security Sensors - Page 3 - Blowout Sale! Save up to 61%


Blowout Sale! Up to 61% off on Security Sensors at Defy Now, Page 3. Top brands include EMX, Fortress Security Store, Smart Caregiver, wsdcam, iMounTek, Vigilant Personal Protection Systems, Doberman Security, Wireless Pro®, Mengshen, E-PROUSE, xin-sheng, Lermende, Fnova, & iMaxAlarm. Hurry! Limited time offers. Offers valid only while supplies last.



EMX NIR Retro-Reflective Photoeye Safety Sensors
EMX NIR Retro-Reflective Photoeye Safety Sensors
By EMX
In Stock
$92.95

mpn: NIR,

4.5 out of 5 stars with 76 reviews
Applications: The NIR Retro-Reflective Photoeye can be used as a reversing sensor for commercial overhead doors, gates and parking barriers.Can be used as a reversing sensor for commercial overhead doors, gates and parking barriers. Flexible Voltage ...


Fortress Security Store- Wireless Window/Door DIY Contact Sensor for the Fortress Total Security System Security- Business/Home Protection and Safety
Fortress Security Store- Wireless Window/Door DIY Contact Sensor for the Fortress Total Security System Security- Business/Home Protection and Safety
By Fortress Security Store
In Stock
$19.99
$17.99
You Save: 10%

mpn: TS-Contact, ean: 0702756541409,

4.4 out of 5 stars with 113 reviews
Fortress Wireless Window/Door Contact SensorThe Fortress Total Security Door/Window Sensor is the first line of defense for your home, business or RV. These sensors are designed to detect a door or window being opened. When used with the Total Securi...


Smart Care Fall Guard Safety Auto-Reset Bed Monitor - Model tl-2100s
Smart Care Fall Guard Safety Auto-Reset Bed Monitor - Model tl-2100s
By Smart Caregiver
In Stock
$49.00

mpn: 1,

4.6 out of 5 stars with 42 reviews
The TL-2100S Monitor is designed for use with all Smart Caregiver corded sensor pads and mats. Simply plug a sensor pad into the monitor and place the pad under the resident in a chair or bed. When the resident gets up and pressure is removed, the al...


Wsdcam 113dB Wireless Anti-Theft Vibration Motorcycle Bicycle Alarm Waterproof Security Cycling Bike Alarm with Remote
Wsdcam 113dB Wireless Anti-Theft Vibration Motorcycle Bicycle Alarm Waterproof Security Cycling Bike Alarm with Remote
By wsdcam
In Stock
$17.99
$16.99
You Save: 6%

mpn: bike-alarm,

4.3 out of 5 stars with 8 reviews
Note: First use need power on Method: press and hole the arm key of the remote control until the alarm host sounds a short 'Bi', at this time shake the alarm host until it sounds 3 times short "Bi", it shows that the alarm host is been powered on a...


【Security Alarm】 iMounTEK Window Door [Anti-Theft/Burglar] Entry Intruder Safety Alarm. Built-in Magnetic Sensor, Easy DIY, Loud Siren Wireless Personal Security Home Security System [4 Pack]
【Security Alarm】 iMounTEK Window Door [Anti-Theft/Burglar] Entry Intruder Safety Alarm. Built-in Magnetic Sensor, Easy DIY, Loud Siren Wireless Personal Security Home Security System [4 Pack]
By iMounTek
In Stock
$13.99

mpn: T847 (4 Pack), ean: 0616043320083,

4.7 out of 5 stars with 92 reviews
Overview This security alarm with built-in magnetic sensor detects the opening of a window or door and chirps rapidly at 90dB once being triggered off. Each part of the alarm has an attached strip of double-sided tape that makes installation easy a...


Vigilant 130dB Personal Alarm - LED Flashlight - Rip Cord Activation - Regular AAA Batteries Included (PPS8G Grey)
Vigilant 130dB Personal Alarm - LED Flashlight - Rip Cord Activation - Regular AAA Batteries Included (PPS8G Grey)
By Vigilant Personal Protection Systems
In Stock
$15.99

mpn: PPS-8G, ean: 0628586571266,

4.0 out of 5 stars with 142 reviews
The PPS8 is one of the best personal alarms on the market. It features a 130dB alarm - the loudest rated alarm sold by Vigilant. Designed to be placed in the outer pockets of a purse or backpack, the PPS8 can also be hand carried by joggers. The alar...


Vigilant PPS-22BL130dB Personal Alarm with LED Flashlight and Keyring Key Chain
Vigilant PPS-22BL130dB Personal Alarm with LED Flashlight and Keyring Key Chain
By Vigilant Personal Protection Systems
In Stock
$14.99

mpn: PPS22BL, ean: 0628586571297,

4.1 out of 5 stars with 74 reviews
The PPS22BL is designed to look like a car remote to disguise it from potential attackers. It features a 130 dB alarm, which is one of the loudest personal alarms sold by Vigilant. Simply pull the grenade-style pin, and this ear-piercing alarm will a...


Doberman Security Portable Door Alarm with Flash Light, 1 alarms
Doberman Security Portable Door Alarm with Flash Light, 1 alarms
By Doberman Security
In Stock
$13.53

mpn: SE-0203, ean: 0185535000593,

4.7 out of 5 stars with 129 reviews
Protect yourself from potential theft while traveling. The Doberman Security Portable Door Alarm w/Flashlight is easily attached to any door to provide you with peach of mind while you sleep. Simply hang it from the door knob and place the clip in th...


Best Mini Wireless Loud and Discreet Security Door and Window Entry Defense Alarm with Magnetic Sensor Battery Operated for Home Garage Balcony Pool Sliding Doors Cabinets & More (4)
Best Mini Wireless Loud and Discreet Security Door and Window Entry Defense Alarm with Magnetic Sensor Battery Operated for Home Garage Balcony Pool Sliding Doors Cabinets & More (4)
By Wireless Pro®
In Stock
$8.30

mpn: WP-EntryAlrm, ean: 0656727778663,

4.5 out of 5 stars with 103 reviews
Your search for the best wireless entry alarm is finally over... • It is 2.5 in. height and has an on/off switch in case you don't want to use it all day.  • Very easy to install, it has double sided tape, just peel and stick it whenever yo...


Doberman Security SE-0106-4PK Ultra-Slim Window Alarm (4 Pack)
Doberman Security SE-0106-4PK Ultra-Slim Window Alarm (4 Pack)
By Doberman Security
In Stock
$29.99
$23.99
You Save: 20%

mpn: SE-0106-4PK, ean: 0760328345671,

4.0 out of 5 stars with 28 reviews
Protect any window with the Doberman Security Ultra-Slim Window Alarm. Simply peel and stick the device to any window. Its sensor detects vibration and emits a 100 dB alarm to alert you of a potential break-in. The ultra thin design of this alarm mak...


Mengshen 3-Pack Safety Wedge Door Stop Alarm Stopper Blocking Travel Home Security Alert 120db (pack of 3) MS-M68
Mengshen 3-Pack Safety Wedge Door Stop Alarm Stopper Blocking Travel Home Security Alert 120db (pack of 3) MS-M68
By Mengshen
In Stock
$19.99
$14.99
You Save: 25%

mpn: MS-M68, ean: 0708191214786,

4.3 out of 5 stars with 98 reviews
Introduction: Extra loud alarm. Simply place the alarm behind any door. If an intruder attempts to open the door, the wedge -shaped design will prevent it from opening and activate a 120 dB alarm. The alarm will scare off the would-be intruder and al...


E-PROUSE Personal Alarm Keychain Self Defense SOS Safety Emergency Sound Alarm With Flashlight for Women Kids Girls Elderly 3 Pack
E-PROUSE Personal Alarm Keychain Self Defense SOS Safety Emergency Sound Alarm With Flashlight for Women Kids Girls Elderly 3 Pack
By E-PROUSE
In Stock
$32.99
$12.99
You Save: 61%

mpn: EP-PALM-USB, ean: 0711639412019,

4.6 out of 5 stars with 61 reviews
How to Use the Personal Alarm Pull out the bolt to activate the alarm, the alarm will activate for up to a 40mins of continuous sound 1.Gently pull out the bolt 2.then the alarm will ring. Plug in the bolt when you want it to be quiet. Notes 1....


xin-sheng Fire Alarm Horn Siren Strobe Quick Alert Safety System Sensor Sound and White Flash Light 24V in Red with Wall Mount for Home Office Hotel Res
xin-sheng Fire Alarm Horn Siren Strobe Quick Alert Safety System Sensor Sound and White Flash Light 24V in Red with Wall Mount for Home Office Hotel Res
By xin-sheng
In Stock
$12.00

mpn: xin-sheng 104,

4.9 out of 5 stars with 39 reviews
1Fire Alarm strobe siren 2Three different tones, you can choose any one of them according to your need. 3Working Voltage:DV24V 4Dimension 160*117*53mm 56 pcs LEDs,Wall MountingFire Alarm strobe siren. Three different tones, you can choose any one of...


Lermende 120 dB Personal Alarm Keychain Emergency Safety Self Defense Keyring Batteries Included Black, 6pcs/Pack
Lermende 120 dB Personal Alarm Keychain Emergency Safety Self Defense Keyring Batteries Included Black, 6pcs/Pack
By Lermende
In Stock
$22.99
$12.69
You Save: 45%

mpn: yyy10, ean: 0607569772227,

4.2 out of 5 stars with 50 reviews
Specifications: VOL: 120db Dimension: 2.68*1.5*0.98inch Battery: 110mA,6V Color: Black Alarm function: - Pull out the pin. It will alarm and the sound will be louder and louder. The alarm sound will last 40-60 minutes. - Insert pin back in to stop so...


Personal Alarm, Alarm Keychain Fnova 120DB Super Volume with LED Mini Flashlight Safety Alarm for Women, Kids, Elderly, Students, etc(Black) (4 pack)
Personal Alarm, Alarm Keychain Fnova 120DB Super Volume with LED Mini Flashlight Safety Alarm for Women, Kids, Elderly, Students, etc(Black) (4 pack)
By Fnova
In Stock
$37.99
$19.99
You Save: 47%

mpn: ELEC-A321, ean: 0701722694828,

4.5 out of 5 stars with 84 reviews
Having this cute & mini personal alarm will make you have enough sense of security when you go out. Sometimes, a small device could have a great significance in one's life, even save one's life. If every one could pay attention to this small alarm ...


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

mpn: IMAXPA68-FLWR, ean: 0856445007124,

4.7 out of 5 stars with 111 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 ...



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