Security sensors - Security System Reviews

Guardline Wireless Driveway Alarm- Top Rated Outdoor Weather Resistant Motion Sensor & Detector- Best DIY Security Alert System- Stay Safe & Protect Home, Outside Property, Yard, Garage, Gate, Pool.

Price:
$99.99
$99.99

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Guardline Wireless Driveway Alarm- Top Rated Outdoor Weatherproof Motion Sensor & Detector- Best DIY Security Alert System- Stay Safe & Protect Home, Outside Property, Yard, Garage, Gate, Pool....


TOODOO 5 Pack 130 db Safesound Personal Security Alarm Keychain, Safety Emergency for Women, Kids, Girls, Self Defense Electronic Device as Bag Decoration

Price:
$32.99
$15.00

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Useful alarms: 1.For the loud decibel, the alarm is good for instantly attract people's attention; It effectively scare villains and prevent attackers from doing evil, so as to protect your personal safety. Moreover, it is a useful tool that ...


1/4 Mile Long Range Wireless Driveway Alarm Outdoor Weatherproof Motion Sensor & Detector- Best DIY Security Alert System- Monitor & Protect Outside Property, Yard, Garage, Gate, Pool.

Price:
$151.64
$139.00

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1/4 Mile Long Range Wireless Driveway Alarm- Top Rated Outdoor Weatherproof Motion Sensor & Detector- Best DIY Security Alert System- Monitor & Protect Outside Property, Yard, Garage, Gate, Pool....


Mighty Mule Wireless Driveway Alarm (FM231)

Price:
$79.00
$54.97

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The wireless driveway alarm alerts you when a vehicle enters or exits your property. When a vehicle passes the sensor, the indoor receiver emits a chime. It has a wireless range of 400' (121.9 m) and will not be activated by people, animals or wind. ...


Fosmon WaveLink 51004HOM Wireless Door Open Chime (120M/400FT | 52 Tunes | 4 Volume Levels | LED Indicators) - 1 Magnetic Door Entry Alert Security Contact Sensor, 1 Wireless Doorbell Plugin Receiver

Price:
$24.99
$21.99

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Modern and Contemporary Wireless Door Chime Never miss anyone at the door with a Fosmon WaveLink wireless door chime. The wireless and portable design allow you to install the wireless door entry alert in any section of your home, or busin...


1/4 Mile Hosmart Rechargable Driveway Alarm Wireless Sensor System & Driveway Sensor Alert System Weatherproof Security Outdoor Motion Sensor & Detector

Price:
$49.99
$49.99

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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...


Chamberlain CWPIR Weatherproof Outdoor and Alert System Add-On Sensor, Includes 1 Sensor

Price:
$29.99
$29.99

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Chamberlain wireless motion alert add-on sensor for the wireless motion alert system (CWA2000 - Sold Separately). PIR sensor detects motion up to 30ft away and features adjustable sensitivity so small animals can pass undetected. Wide 120-degree angl...


Vigilant 130dB Personal Alarm - Backup Whistle - Button Activated with Hidden Off Button - Bag Purse Key Chain Keyring Clip - Batteries Included - for Men Women Kids Students

Price:
$19.99
$15.99

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The PPS23 keychain model is a special edition version of our popular PPS23 series. For this special limited edition unit, in addition to the colors available, we've included a keyring and a bag clip. We believe this unit is the ultimate personal alar...


Fosmon WaveLink 51005HOM Wireless Home Security Driveway Alarm, Motion Sensor Detect Alert, Store Door Entry Chime Doorbell (150M/500FT, 52 Tunes, 4 Volume Levels, LED Indicators), 1 Motion Detector

Price:
$22.99
$17.99

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Business or Home UseFosmon WaveLink Wireless Entry Alert Doorbell can benefit businesses by having one at the front door for retail customers and back door for deliveries. Home owners can utilize it at the front door, back door, mailbox, ...


Nest Sensor Thermost 3pk

Price:
$99.00
$100.10

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Size and WeightDiameter: 1.9 in (50mm)Height: 0.8 in (22.5 mm)Mass: 1.6 oz (45 g)BatteryOne CR2 3V lithium battery (included)Up to 2-year battery lifeFeaturesSenses temperatureCommunicates temperature to compatible Nest thermostatsSensorsTemperature ...