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

Awapow Waterproof Bike Motorcycle Electric Bicycle Security Anti Lost Wireless Remote Control Vibration Detector Alarm

5.80 − 17.80 $

600 orders / 121 review

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

PGST Window Door Sensor for All 433mhz Wireless Home Alarm Security Smart Gap Sensor to Detect Open Door

4.05 − 35.79 $

268 orders / 46 review

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