Best Garage Door Window Sensor

Door Window Alarm, 90DB Door Alarms for Kids Safety, Window Pool Alarms for Home (13 Pack)

Super loud 90 dB alarm – This Magnetic sensor window door alarm loud enough to detect entry, prevent kids and babies going out the house, protecting your home or office whether you are in or out..
Magnetic sensor switch detects your door or window. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner..
EASY INSTALLATION - Easy stick installation and operation, press on/off switch to power on/off then insert 2 PCS AAA battery (battery do not contain in the box),tear the double-sided adhesive on the back, paste the door knob alarm on your target position. (NOTICE: MAKE SURE THE GAP BETWEEN THE ALARM AND MAGNET PART WITHIN 0.6IN.).
ULTRA-SLIM DESIGN - Size: 3.4" x 1.1" x 0.6, this door and window alarm with 2 adjustable settings (on/off). Perfect for home, office, garage, dorm room, apartment or even RV..
WHAT YOU GET – 13 packs super environmentally suitable, stable, dustproof window door alarms, 100% customer satisfaction service, value for your money, any questions, do contact us for help! We are always here to help you out..

Check Stock

Erdiegle Door Window Alarm Sensor 10 Pack for Kids & Home Security with 90dB Siren, Easy Installation, Ideal for Home, Garage, Apartment, Store and Office

【Giving You Peace of Mind】When the door or window is open, the door window sensor will make a 100 dB sound which can alert you when your kids are being sneaky or definitely scare off an unwanted intruder, giving you peace of mind..
【Easy Installation】You just literally load the AAA batteries (not included) and take off the backing and stick it onto the windows or doors, no more tools needed..
【Wide Application】This tiny door window alarm can work on door, window, drawers, closet, safe deposit box, fridge, jewelry Box and so on. Ideal for home, garage, apartment, hotel, store and office..
【Tiny and light】Made of plastic, so the window sensor is small and lightweight..
【What you get】The package will come with 10 pack of door alarms and 12-month warranty. Your satisfaction is our priority, and if you have any problems, please feel free to contact us and we will offer you a satisfied solution..

Check Stock

Skylink GM-434RTL Long Range Household Alert & Alarm Home Security Safety Protection Garage Door Monitor System Kit

NO MONTHLY FEES easy DIY (Do It Yourself) installation.
2in1 Alert or Alarm Modes, notifies you when a garage door is open with both audio and visual indicators Protect valuables in your garage.
BUILT-IN SIREN at a piercing 95 decibels for maximum protection Long operating range up to 800 feet in open area.
EXPANDABLE SYSTEM: Add up to 16 sensors ie Motion sensors, window/ door sensors, water/leak sensors and garage door sensors.
One HA-434RL Household Alert Receiver (AC or DC adapter included) And One GM-434TL Garage Door Sensor ( Battery Included).

Check Stock

Wireless Door Chime, BITIWEND Door Window Alarm Doorbell with 600ft Operate Range 58 Chimes 5 Volume Door Open Sensor LED Indicator for Business/Office/Home/Store When Entering, 2Sensor+2Receiver

...0-110dB). And the LED indicator creates a visual LED alert for the hearing impaired..
58 Sensor Expandable: The receiver can be paired up to 58 chime sensors/the door sensor can be paired up to 58 receivers. Can be used to install in your dining room, bedroom, living room, garage, yard, or your store and office..
Wide Working Range: The wireless door chime offer up to 600 feet detection range. Far enough to cover every window and door in your house and store. The chime receiver will alarm immediately when the magnetic door sensor separated 1cm..
Up to 58 Ringtones Choice: Door sensor offer 58 pop chimes and 5 level adjustable(0-110 dB), different chimes set for different doors so you can know which door you have a visitor come in. LED indicators are suitable for the elderly and hearing impaired..
Easy to Install to Use: Just plug the doorbell receiver into any standard outlet and tear the double-sided adhesive tape on the back of door sensor(or screw mounted) to stick to the door or window, please take the insulating paper away before using the sensor.

Check Stock

Door Window Alarm 2 Pack Noopel Home Security Magnetic Sensor Burglar Anti-theft 120DB Alarm with Batteries included - DIY Easy to Install (2)

Magnetic door window alarm sensor 120db alerts a person to a door or window opening. Please note: this alarm does not work on uneven surfaces..
Prevent children going out the house without notice. Also ideal entry warning for your home, office, apartment, garage and so on..
Ultra-thin door and window alarm with 2 adjustable settings (off/on).3xLR44 batteries included..
Easy installation, No wiring needed! No screws needed! Included double sided tape! Note: make sure the gap between the alarm and magnet sensor within 0.39inch..
Ultra-sensitive also Low battery indicator to check battery life. This is a PERFECT AFFORDABLE compliment for your home security..

Check Stock

EverNary Door Window Alarm 7pack Wireless Burglar Alert 125dB Loud Pool Door Alarm for Home Kids Saftey 4 Working Modes Magnetic Sensor for Garage Business Hotel Apartment Office

Multiple Alarm Modes: Burglar alarm with 130DB loud,continue 30 seconds alarm.
Doorbell Sound as Door Chime,Alert someone come in.
Di-Di Intermittent sound:Remind someone to close refrigerator door/medical kit.Switch off can stop all working..
125dB Burglar Alarm: The Door Window Alarm on Burglar Alarm,130db loud when door or window opens, helps deter intruder thieves and alert residence..
Easy to install: Use Double-sided tape, tape it on a window door or anywhere you need, then all done! No any wiring or screws needed.Fit for Home, office, apartment, garage, pool door, medicine box, refrigerator etc. Also for trip..
Instant Alarm Reminder: The minimum trigger distance is 0.59inch.The alarm will be triggered and alarm immediately when doors or windows be opened..
Double-side magnetic sensor alarm: More places can use it than single side sensor.（IT FITS ON FLAT DOOR AND FRAME.).

Check Stock

Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit

【Protective Device】This is a set of magnetic detecting switch used to protect doors and windows for the most part, protective device monitors the opening and closure of doors and windows.sensor magnetic metal.
【High Quality】High quality magnetic sensor contacts with strong magnetic, sensitive respond and long durability.wired metal door window.
【Easy to install】The wired part often be installed on the fixed door frame and the mating part is mounted at the corresponding place on the door.Simple to install no hassles.wired metal door.
【Widely Use】Magnetic detecting switch is ideal entry warning for homes, apartments, mobile homes, dorms, offices, hotel rooms, garages, and more.magnetic alarm switch contact.
【Warranty】1 year warranty, 30 days money back, 7x24 hours email support.garage door magnetic sensor.

Check Stock

Door Chime, Wireless Door Sensor Alarm for Business Store Home Office, Easy to Install, 600ft Long Range, Loud Clear 58 Chimes, 5 Volume Levels, LED Light Flash, 1 Door Sensor + 1 Receiver

...the signal receiving range. It is recommended to change it once every 12 months..
Expandable - Each door sensor or receiver can be expandable,you can use them with additional COTINSE door sensors or doorbells. You can install them in your dining room, bedroom, living room, garage, yard, or your store and office..
Easy to Install to Use - Just plug the doorbell receiver into any standard outlet and tear the double-sided adhesive tape on the back of door sensor(or screw mounted) to stick to the door or window, please take the insulating paper away before using the sensor..

Check Stock

Fibaro FGDW-002-1 FGDW0021 Door/Window v2 with Temperature Sensor, Z-Wave Plus, FGWD-002-1, White

Detect opening & closing of any door, window, gate or garage door with integrated temperature sensor.
Automatically trigger pre-programmed scenes when the sensor detects opening/closing. (May require compatible controller).
Built in tamper sensor adds additional security and piece of mind.
Sensor is UL certified (UL E364701) and Z-Wave Plus certified zc10-17035512 with 2 yr. battery life.
Works with SmartThings, Samsung connect, Verizon Smarthub, Nexia, Homeseer, Fibaro HC2/HCL. Not HomeKit compatible - See ASIN B01M9CQSB5.

Check Stock