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 controlled by a 4-digit pin code of your choosing. Choose either the alarm or Chime mode. Once you enter the door and turn off the alarm, many choose to activate the Chime mode which alerts you when a person opens that door while you are present. This


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 may wake up the Google Home Mini optionally whenever you want [Large Battery Capacity] Works with Google Home Mini (up to 10hours) Detailed depends on its working status [Truly Portable] Cut the core ,make you Google Home Mini plus truly


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 alarms. This virtually indestructible cover molded of clear, thick, UV-stabilized polycarbonate material is designed to stop vandalism and accidental damage. Slots in the STI-1210E allow the horn to be heard. Features an open back box for flush mount


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 powerful and can open the door using proximity cards, passwords, or the hybrid. The access controller can provide users with more convenience by connecting to terminals, including the button for opening the door, doorbell, and electric lock that 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 750 feet (230 m) away. The user-friendly home security alarm comes with three adjustable settings: off, alarm and chime, which is ideal for alerting you when children or guests come and go while you’re at home. Featuring a consumer preferred


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 LOCKSTI 7510E.


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 announcements, or emergency calls. It can be choose one to one communication or one to all simultaneously. 3.Easy to set up and use, no installation requirement, you can take it to anywhere you want. 4.Monitor function continuously for 10 Hours at


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 criminals from climbing in through open windows. The device offers what every security experts recommends - a physical way to secure your home windows. Four devices per order. Used to secure Single Hung Windows, Sliding Windows and Patio Doors.


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 total of 510 x 492 pixels with 1.0V pp-75 Ohm video output. DISTANCE SCALE LINES: A rearview backup camera that features an accurate distance scale line display for proper parking and reversing without relying on side mirrors alone. It also has 17 foot


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 ability to send alarm signals and upload/download via an Internet protocol (IP), improving the speed at which information can be delivered to and from the control panel. In addition, the VISTA-20P, used with an alarm net Internet or digital communicator


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 compensation 0-8m detection range Advance optical and digital logic technology superior anti light and immunity to electromagnetic Interference High-performance transmitter module,farther Transmitting distance.Unique photosensitive cell to enable the


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 bell chime when some one open doors? If you do not want to invest big amount on alarm system,but looking for a great door alarm to meet your basic requirements,Our Bibene door alarm is the best choice due to its updated 4 Alarm Modes & Battery life &


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 mounting. • HIGH VISIBALITY- Our signs have a reflective layer which increase visibility at night. Reflecting light from a flashlight or a car's headlights helps send the message that trespassers are not welcome. • EASY TO RECOGNIZE AND DISTINGUISH


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 motion sensor is secured by a 4-digit pin of your choosing and includes entry/exit delays to prevent false triggering. This home security motion sensor detects movement up to 20 feet (6 m) away and includes three adjustable settings: off, alarm and


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 'Price For: Each Includes: Anchors And Screws Standards: UL Listed to U.S. and Canadian Safety Standards, MEA Approved Item: Wire Guard Height: 7-3/4'' Material: Steel Color: White Depth: 6'' Width: 6'' Country of Origin (subject to change): China.


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 have any question or other need,please email our customer service fuers.csc01@outlook.com ,we will give you professional reply in time at our work time 6PM~4AM PST,thanks. Product Features: 1.The horn support up to 30 pcs detectors,8 remote key fob,4


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 switch allows the alarm to be turned off so that it doesn't go off in your luggage. Special design for use at home, office and hotel rooms. Specifications: 1.Battery: 9V x 1 piece (don't come with battery) 2.Dimensions: 1.65'' x 5.43'' x 1.38''


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 ''music'' to finishThe function of volume adjustment: there are three kinds of volume (high, middle, low) for choiceAdjust sound and silence4.Working Range: Up to 100 meters. Infrared sensing distance: 3-7 meters.Product operation


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
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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.DSC WS49454955MAG.



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