Sensor & Detector

Price

$

−

$

rating alitools

High (87–100%)

Middle (50–86%)

categories Clear

Security & Protection

Security Alarm

Sensor & Detector

By orders By price By reviews By Alitools rating

2722 products

Combustible Gas Alarm LPG LNG Coal Natural Gas Leak Standalone Detector Sensor High Sensitive For Home Security Safety

538 orders / 15 review

Gas Leak Detector Sensitivity Combustible Alarm Coal Natural Portable Warning EU Only

532 orders / 2 review

433Mhz Sensors & Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for Wireless GSM Home Security Alarm System

4.49 − 31.24 $

529 orders / 178 review

KERUI M7 Door Bell Welcome Chime Wireless Motion Door Sensor Alarm For home Store Shop

12.34 − 35.58 $

527 orders / 206 review

Awapow Wireless Anti-Theft Motorcycle Bike Alarm with Remote, Waterproof Bicycle Security Alarm Vibration Sensor 113dB Loud

10.36 − 22.48 $

505 orders / 119 review

Wofea 433mhz / Wifi Wireless Window And Door Sensor Wifi Contact Magnetic Detector Smart Door Sensor Battery Not Included

8.28 − 30.69 $

500 orders / 69 review

Water Leakage Sensor with 2pcs 1/2"(DN15) Valves Flood Leak Detector Protection Against Water Leaking for Smart House Security

98.71 − 131.28 $

494 orders / 126 review

Waterproof Active Photoelectric Single infrared Beam Infrared Sensor Barrier Detector for Gate Door Window burglar alarm

452 orders / 70 review

Motion PIR Sensor Detector WIFI Movement Sensor Smart Life APP Wireless Home Security System

6.81 − 6.89 $

451 orders / 101 review

Wireless Water Alarm Independent Battery Water Alarm Sensor Detector 90dB Sounder Water Leakage Alarm Detector Home System DC9V

448 orders / 99 review

Fuers Security Wireless Door Bell Welcome Chime Alarm Music Switch PIR Motion Sensor Home Shop Hotel Entry Security Doorbell

7.99 − 30.92 $

447 orders / 69 review

Tuya Smart WiFi Infrared Detectors Motion Sensor Alarm Compatible With Tuyasmart APP Smart Life APP

13.96 − 18.35 $

431 orders / 280 review

Free shipping 2 Button 433MHZ pcf7947 chip remote card for Renault Laguna Espace Velsatis card with logo (1piece)

7.19 − 18.71 $

419 orders / 168 review

Niwoolf 433MHz Wireless Water Leakage Detector Water Leak Sensor For Our 433MHz Home Burglar Wifi / GSM Alarm System

406 orders / 45 review

10pair/lots 10m 12VAC/DC Safety wired photocell infrared sensor for automatic doors and gate garage openers

396 orders / 80 review

Free shipping Wired PIR Motion Sensor Detector For GSM PSTN Home Security Alarm System

394 orders / 62 review

KERUI Wireless Door Magnetic Sensor Detector For Touch Keypad Panel GSM PSTN Home Security Burglar Voice Alarm System

6.38 − 32.52 $

373 orders / 61 review

Darho Shop Store Office Home Security Welcome Chime Wireless Infrared IR Motion Sensor Door bell Alarm Entry Doorbell

11.87 − 31.66 $

365 orders / 150 review

free shipping wireless vibration sensor shock detector working with our alarm system

2.99 − 3.79 $

358 orders / 5 review

LPSECUIRTY Dual Beam Sensor Active Infrared Intrusion Detector IR 30m~150m Outdoor Perimeter Wall Barrier Fence for GSM alarm

348 orders / 38 review

36 Ringtones Shop Store Welcome Chime Wireless Home Security Infrared PIR Motion Sensor Detector Alarm Bell Entry Alert System

14.39 − 30.62 $

318 orders / 218 review

WLD-808 (DN15*2pc) Water Leakage Detector Flood Alert Overflow Protection Water Sensor Alarm System with 4pc 6meters Water Cable

27.65 − 92.55 $

317 orders / 69 review

WIFI Gas Detector Combustible Household Smart Gas Alarm Sensor 2022 New Wifi Home Alarm System Tuyasmart / Smart Life APP

8.24 − 15.20 $

306 orders / 149 review

Ukraine Stock KERUI D025 433MHz Wireless Window Door Magnet Sensor Detector For Home Wireless Alarm System

8.74 − 64.99 $

306 orders / 148 review

EARYKONG WiFi smart Tuya Water Leakage Sensor Tuya Water Alarm Compatible With Tuyasmart / Smart Life APP Easy Installation

3.71 − 6.55 $

303 orders / 31 review

wofea motion Detector Wired type PIR Sensor infrared detector switch with NO NC output 12V

5.66 − 62.37 $

305 orders / 75 review

YAOSHENG PB68 Magnetic Sensors Wireless Door Detector Window Sensor WiFi App for 433MHz Home Security Detector Alarm System Kits

6.11 − 30.15 $

290 orders / 62 review

12VDC INFRARED SAFETY BEAM PHOTOCELL AUTOMATIC GATE DOOR GARAGE SHUTTER BARRIER SENSOR

283 orders / 72 review

KERUI Wireless Infrared PIR Sensor Built-in Antenna 433MHz PIR Motion Sensor Detector For GSM PSTN Home Alarm System

8.20 − 38.04 $

276 orders / 106 review

Wireless Magnetic Door & Window Sensor EV1527 Coding Mode RF 433MHz for Home Security Alarm System Home Burglar Alarm Kits

26.19 − 94.49 $

269 orders / 406 review

GauTone PIR Motion Sensor Detector 433MHz eV1527 for Home Alarm System Wireless Infrared Motion Detector

6.71 − 57.21 $

273 orders / 321 review

Darho Shop Store Home Entry Security Welcome Chime Doorbell Wireless Infrared IR Motion Sensor Welcome Device Doorbell Alarm

11.64 − 20.16 $

265 orders / 90 review

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