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Home Security Systems - Blowout Sale! Save up to 55%


Blowout Sale! Up to 55% off on Home Security Systems at Defy Now. Top brands include Sabre, MYRIANN, Safety Technology International, Inc., AGPTEK, STI, Hosmart, Lock-it Block-it, Pyle, Honeywell, KERUI, BIBENE, L and C Source, Wonderfull Shop, GEEAIR, Streetwise, & DSC. Hurry! Limited time offers. Offers valid only while supplies last.



SABRE Wireless Elite Home and Commercial Door Security Alarm with LOUD 120 dB Siren and Exit Entry Delays - DIY EASY to Install
SABRE Wireless Elite Home and Commercial Door Security Alarm with LOUD 120 dB Siren and Exit Entry Delays - DIY EASY to Install
By Sabre
In Stock
$17.99
$13.84
You Save: 23%

mpn: HS-EDA, ean: 0023063810720,

4.7 out of 5 stars with 19 reviews
The 120 db Elite SABRE home & commercial door alarm helps secure homes, apartments, offices, commercial space, garages and sheds at an affordable price. This DIY easy to set up alarm, provides practical and convenient exit and entry delays and is con...


Updated Portable External Battery Base for Google Home Mini,5200mAh Rechargeable Power Bank,Magnetic Base&Anti-Slip Rubber Pads,Charger by Myriann(White)
Updated Portable External Battery Base for Google Home Mini,5200mAh Rechargeable Power Bank,Magnetic Base&Anti-Slip Rubber Pads,Charger by Myriann(White)
By MYRIANN
In Stock
$27.99

mpn: MN-GHM,

4.6 out of 5 stars with 129 reviews
[Compatible Models] Battery base designed for Google Home Mini [Easy to use] Google battery base does not turn off on its own when Google Home Mini is in standby (except you press the Power Off button when you do not want to use it ) , so you m...


Safety Technology International, Inc. STI-1210E Horn/Strobe Damage Stopper and Open Backbox for Flush Mount Signal Units
Safety Technology International, Inc. STI-1210E Horn/Strobe Damage Stopper and Open Backbox for Flush Mount Signal Units
By Safety Technology International, Inc.
In Stock
$51.00
$46.19
You Save: 9%

mpn: STI1210E, ean: 0662950121053,

4.9 out of 5 stars with 133 reviews
Safety Technology International, Inc. - STI 1210E Horn/Strobe Damage Stopper and open back box for flush mount. Unique, patented device that's been helping stop false fire alarms around the world for almost 30 years without restricting legitimate al...


Door Access Control System, AGPtEK RFID Home Security Kit with 60kg 130LB Electromagnetic Lock, Power Supply, Proximity Door Entry keypad 10 Key Fobs EXIT Button
Door Access Control System, AGPtEK RFID Home Security Kit with 60kg 130LB Electromagnetic Lock, Power Supply, Proximity Door Entry keypad 10 Key Fobs EXIT Button
By AGPTEK
In Stock
$42.99

mpn: HS0028+15+16+17, ean: 0700697006209,

4.0 out of 5 stars with 122 reviews
Description This RFID Proximity access controller using proximity system is one of the modern access control systems. The state-of-the-art CPU and integrated circuit techniques are applied to keep all the data from loss due to power failure. It is ...


SABRE Wireless Home Security Door Window Burglar Alarm with LOUD 120 dB Siren - DIY EASY to Install
SABRE Wireless Home Security Door Window Burglar Alarm with LOUD 120 dB Siren - DIY EASY to Install
By Sabre
In Stock
$24.99
$22.88
You Save: 8%

mpn: HS-DWA4, ean: 0023063810713,

4.3 out of 5 stars with 93 reviews
A burglary occurs every 14.5 seconds in the U.S., and budget cuts have led to an average 911 response time of 10 minutes. Now available in a four-pack for a greater value, the attention-grabbing Door or Window Alarm is 120 dB alarm and audible up to...


Safety Technology - STI-7510E - Mini mega stopper, polycarbonate enclosure for keypads and
Safety Technology - STI-7510E - Mini mega stopper, polycarbonate enclosure for keypads and
By STI
In Stock
$72.40

mpn: 7510E, ean: 0662950751045,

4.7 out of 5 stars with 62 reviews
COVER WITH OPEN BACKBOX FOR FLUSH MOUNT APPLICATIONS AND EXTERIOR KEY LOCK...


Wireless Intercom System Hosmart 1/2 Mile Long Range 7-Channel Security Wireless Intercom System Home Office (2018 New Version)[2 Stations Black]
Wireless Intercom System Hosmart 1/2 Mile Long Range 7-Channel Security Wireless Intercom System Home Office (2018 New Version)[2 Stations Black]
By Hosmart
In Stock
$67.99

mpn: HY777-02, ean: 0718460742872,

4.4 out of 5 stars with 150 reviews
Features: 1.Long Rang: Effective distance Approx. 1/2mile (in ideal condition, range will diminish based on walls, floors, etc). 2.Multi-Channel (7 channel): 7 channels will be provide to you for calling family or office members, delivering announ...


Lock-it Block-it - Home Security Window Bars - 4 Devices
Lock-it Block-it - Home Security Window Bars - 4 Devices
By Lock-it Block-it
In Stock
$51.00

mpn: LB-004,

4.4 out of 5 stars with 67 reviews
The Lock-it Block-it is an adjustable window Home Security and Safety bar. This burglar proof and childproof home security device is designed to keep windows OPEN at a safe height and SECURED. Block children from falling out of open windows. Block cr...


Flush Mount Rear View Camera - Marine Grade Waterproof 1.25'' Cam Built-in Distance Scale Lines Backup Parking/Reverse Assist IR Night Vision LEDs w/ 420 TVL Resolution & RCA Output - Pyle PLCM22IR
Flush Mount Rear View Camera - Marine Grade Waterproof 1.25'' Cam Built-in Distance Scale Lines Backup Parking/Reverse Assist IR Night Vision LEDs w/ 420 TVL Resolution & RCA Output - Pyle PLCM22IR
By Pyle
In Stock
$19.54
$15.82
You Save: 19%

mpn: PLCM22IR, ean: 0068888883573,

4.4 out of 5 stars with 144 reviews
PYLE PLCM22IR Flush Mount Rear View Camera with 0.5 Lux Night Vision1.25" WATERPROOF CAMERA: Pyle 1.25'' camera with CMD image sensor OV7959 color is a marine grade flush mountable housing that will never be fog or wet on a rainy day. It has a tota...


Honeywell VISTA-20P Ademco Control Panel, PCB in Aluminum Enclosure
Honeywell VISTA-20P Ademco Control Panel, PCB in Aluminum Enclosure
By Honeywell
In Stock
$67.42

mpn: VISTA-20P, ean: 0781410417571,

4.4 out of 5 stars with 79 reviews
The high capacity, feature-rich VISTA-20P lets you deliver more value to your customers on each and every sale with up to 48 zones of protection, Internet uploading/downloading, graphic keypad support and dual partitions. VISTA-20P gives you the abil...


KERUI 433MHz Safety Driveway Patrol Infrared Wireless Intelligent PIR Motion Detector For GSM PSTN Home Security Alert Alarm System be notified of your surroundings
KERUI 433MHz Safety Driveway Patrol Infrared Wireless Intelligent PIR Motion Detector For GSM PSTN Home Security Alert Alarm System be notified of your surroundings
By KERUI
In Stock
$10.99
$10.97

mpn: 0302433KR8218G-P, ean: 0701473833361,

4.9 out of 5 stars with 97 reviews
PS : We can't sure if our P819 PIR Motion Detector can work with your existing alarm system,please let me know what kind of alarm system in your hand before you order. It must work with the alarm system. Item Information Automatic temperature com...


BIBENE Door Alarm System Home Security DIY Kit, Door/Window Contact Sensor with 4 Alarm Modes and Long Battery Life
BIBENE Door Alarm System Home Security DIY Kit, Door/Window Contact Sensor with 4 Alarm Modes and Long Battery Life
By BIBENE
In Stock
$39.99
$17.99
You Save: 55%

mpn: D12, ean: 0637045249318,

4.8 out of 5 stars with 66 reviews
Why you need door alarms ? Worried about young kids open doors/windows and go to dangerous area,like pool gates? Worried about someone breaking in? Worried about forget closing doors of important area ? Or you just want to get noticed with a door be...


L&C Source Video Surveillance Sign- Reflective Business/Home Security Signs with UV/Waterproof layers and 40mil Thick Rust-free Aluminum Metal 12” X 12” Comes with SCREWS
L&C Source Video Surveillance Sign- Reflective Business/Home Security Signs with UV/Waterproof layers and 40mil Thick Rust-free Aluminum Metal 12” X 12” Comes with SCREWS
By L and C Source
In Stock
$19.99
$11.95
You Save: 40%

mpn: FBA_LCG717, ean: 0647095053438,

4.2 out of 5 stars with 121 reviews
L&C Source Video Surveillance Signs Will Send The Message That Trespassers are Not Welcome and You are Watching. • HASSLE FREE MOUNTING- Our signs all come with two galvanize M4x25 screws and two pre-drilled hole, to make for a hassle free mountin...


SABRE Wireless Motion Sensor Home Security Burglar Alarm with LOUD 120 dB Siren and 120 Degree Wide Angle Detection - DIY EASY Installation
SABRE Wireless Motion Sensor Home Security Burglar Alarm with LOUD 120 dB Siren and 120 Degree Wide Angle Detection - DIY EASY Installation
By Sabre
In Stock
$24.97
$19.97
You Save: 20%

mpn: HS-MSA, ean: 7174117316675,

4.4 out of 5 stars with 140 reviews
A burglary occurs every 14.5 seconds in the U.S., and budget cuts have led to an average 911 response time of 10 minutes. Better monitor your home with this extremely loud 120dB Motion Sensor Alarm, which is audible up to 750 feet (230 m) away. The m...


Wire Guard, Beam Smoke Damage Stopper
Wire Guard, Beam Smoke Damage Stopper
By Safety Technology International, Inc.
In Stock
$38.92

mpn: STI 9623, ean: 0094716538186,

4.7 out of 5 stars with 73 reviews
' Wire Guard, Color White, Material Steel, Width 6 In., Depth 6 In., Height 7-3/4 In., For Use With Beam Smoke Detector DS240 & DS241, Standards UL Listed to U.S. and Canadian Safety Standards, MEA Approved, Includes Anchors And Screws '...


KERUI Home Security System Indoor Outdoor Weather-Proof Siren Window Door Sensors Motion Sensor Alarm with Remote Control more DIY, Wireless Home Hotel Garage Shop Burglar Door Alarm System
KERUI Home Security System Indoor Outdoor Weather-Proof Siren Window Door Sensors Motion Sensor Alarm with Remote Control more DIY, Wireless Home Hotel Garage Shop Burglar Door Alarm System
By KERUI
In Stock
$27.99

mpn: 0301KRLargeSpeaker1P2D2RC, ean: 0706551599313,

4.8 out of 5 stars with 84 reviews
NOTICE:The alarm system comes with fully programmed.Before using,please kindly read manual and remove the insulating sheet inside sensors that come with batteries.There are a video of how to setup detectors FYI:https://youtu.be/V7sYDPtc7Gk.If you hav...


New Safety Tools for Home ,Door Stop Alarm Wireless Home Travel Security System Portable Safety Wedge Alert
New Safety Tools for Home ,Door Stop Alarm Wireless Home Travel Security System Portable Safety Wedge Alert
By Wonderfull Shop
In Stock
$23.51

mpn: 4331024539, ean: 0719279589801,

4.1 out of 5 stars with 87 reviews
Use this Safety Home Super Door Stop Alarm to block a door from being opened, if anyone tries to open the door, this alarm will sound. There is also a movement sensor with adjustable sensitivity to activate the alarm if tampered with. An on / off swi...


GEEAIR Driveway Alarm Wireless, Motion Sensor Doorbell Home Security Outside Alert System Stay Safe DIY Security with 2 Sensors 1 Receiver - 38 Music Melodies - Adjustable Volume - LED Indicators
GEEAIR Driveway Alarm Wireless, Motion Sensor Doorbell Home Security Outside Alert System Stay Safe DIY Security with 2 Sensors 1 Receiver - 38 Music Melodies - Adjustable Volume - LED Indicators
By GEEAIR
In Stock
$36.89
$21.89
You Save: 41%

mpn: FYD0256-2(01), ean: 0614070323800,

4.9 out of 5 stars with 82 reviews
Product Specifications:1.Working Voltage of the Receiver:110V-240V2.Working Voltage of the PIR Sensor:4.5V(3 AAA batteries. not included))3.Receiver Switch Setting :Music source: 38 different songs for optional Use the external button "mu...


Apartment Safety Bundle: Super Safety Door Stop Alarm, Streetwise Pro Tech Door Alarm and Wildfire 18% 1/2 Oz Pepper Spray - Lot of 3 Pieces (Black Wildfire)
Apartment Safety Bundle: Super Safety Door Stop Alarm, Streetwise Pro Tech Door Alarm and Wildfire 18% 1/2 Oz Pepper Spray - Lot of 3 Pieces (Black Wildfire)
By Streetwise
In Stock
$19.99

mpn: 4331024572, ean: 0711463477826,

4.8 out of 5 stars with 121 reviews


Tyco Safety Products DSC WS49454955MAG Mag Pk For Ws4945 & Ws4955
Tyco Safety Products DSC WS49454955MAG Mag Pk For Ws4945 & Ws4955
By DSC
In Stock
$12.34

mpn: WS49454955MAG,

4.0 out of 5 stars with 50 reviews
DSC WS49454955MAG Magnet pack for WS4945 wireless door/window contact....



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