Security & Surveillance

Showing 4801–4812 of 6054 results

$15.99

STECHRO PIR Motion Sensor(Part), Needs to Pair with STECHRO Driveway Alarm Receiver for Outdoor Home/Business

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- 28%

$277.03 Original price was: $277.03.$198.36Current price is: $198.36.

Steel Mechanical Strobe Horn, 120VAC, 0.115 Amp Input Current, 96dB at 10′ Range, 15 Candela Intensity

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$20.81

Steinel Corner Wall Mount EWH 07 Black – Suitable for Infrared Motion Sensor is 140-2, Corner Adapter for Quick Screw Fitting an External Corners, 631864

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$16.06

Steinel Heat Shrink Tube Set I – 70 pcs. for shrinking onto cable terminals, breaks and looms, Diameter 1.6 mm – 4.8 mm, Can be Used for Various Steinel Hot Air Tools, 071318

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$23.99

Stemedu 2PCS Benewake TF-LC02 Lidar Sensor Laser Range Finder Module DC 3-3.6V TTL 3cm~200cm Short Distance Sensor for Ar duino Raspberry Pi STM32

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$6.99

Stemedu 3PCS HC-SR501 PIR Infrared Motion Sensors IR Human Body Movement Detector Sensor Module for Arduino and Raspberry Pi

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$16.99

Stemedu 5 PCS DC 6-15V Electronic Buzzer Alarm Siren – 12V Active Buzzer Sounder – Continuous Beep Piezo Buzzers – 110dB High-Decibel

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- 50%

$19.97 Original price was: $19.97.$9.98Current price is: $9.98.

Stemedu 5PCS RCWL-0516 Motion Detection Sensor, Microwave Radar Sensor Switch Module for Ar duino ESP8266 Nodemcu Wemos for Animals Detector, Detection Distance 5-7m, Better Than HC-SR501

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$7.99

Stemedu 5PCS SFM-27 95DB High Decibel Alarm Siren, 12V Electronic Piezo Active Buzzer, DC 3-24V Continuous Beep Alert Sound Module for Arduino (Pack of 5)

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$7.99

Stemedu 6PCS Active Buzzer SFM-20B Electric Piezo Alarm Ringer DC3-24V Continuous Beep Sound 95dB High Decibel Siren Buzzers Speaker for Ar duino

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$9.99

Stemedu HC-SR312 AM312 Mini PIR Motion Sensor Indoor Human Sensing Module Pyroelectric Infrared IR Distance Detector for Ar-duino Raspberry Pi (Pack of 5)

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- 8%

$11.89 Original price was: $11.89.$10.89Current price is: $10.89.

Stemedu HC-SR505 Mini Infrared PIR Motion Sensor, Micro IR Pyroelectric Human Movement Detector Sensors Module (Pack of 5)

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