Sensor & Detector

Price

$

−

$

rating alitools Clear

High (87–100%)

Middle (50–86%)

categories Clear

Security & Protection

Access Building Automation

Security Alarm

Sensor & Detector

By orders By price By reviews By Alitools rating

249 products

FUERS Wireless Guest Welcome Chime Alarm Door Bell PIR Motion Sensor for Shop Entry Company Security Protection Alarm Doorbell

11760 orders / 1547 review

Tuya Home Alarm Water Leakage Alarm Independent WIFI Water Leak Sensor Detector Flood Alert Overflow Security Alarm System

7.94 − 26.37 $

10005 orders / × review

Home Alarm Water Leakage Alarm Detector 110dB Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm System

5103 orders / 464 review

110v 220v Home Indoor Outdoor Infrared Light Motion Sensor Time Delay Home Lighting PIR Switch LED Sensitive Night Lamp

1.70 − 2.91 $

4618 orders / 330 review

Tuya Smart WiFi Door Sensor Door Open / Closed Detectors Compatible With Alexa Google Home Smar tLife APP Free Customised LOGO

5.65 − 8.30 $

2202 orders / 2084 review

1pc 40mm Led Sensitive Adjustable white Infrared Light Motion Sensor Time Delay Home Lighting PIR Switch

0.85 − 1.95 $

1428 orders / 47 review

1pcs Mini LED Flood Light PIR Motion Sensor Switch Detector Outdoor IP65 Waterproof 85-265V Motion Sensor Adjustable PIR Switch

1.75 − 3.09 $

1266 orders / 61 review

Topvico 3pcs Water Leakage Sensor Alarm Detector 90dB Voice Wireless Water Leak Detector House Safety Home Security Alarm System

1070 orders / 127 review

KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System

6.61 − 28.63 $

1042 orders / 140 review

Tuya Wifi Smart Natural Gas Alarm Sensor With temperature function Combustible Gas Leak Detector LCD Display Smart Life App

17.15 − 43.22 $

955 orders / 228 review

Wireless Intelligent Passive Infrared Detector PIR Motion Sensor GSM Alarm Detector For Home Burglar Alarm System Security

4.50 − 156.00 $

934 orders / 120 review

5m 7m10m range Automated Gate Safe reflective Detector Sensor Swing Sliding Garage Gate Door Safety Infrared Photocells

17.76 − 18.90 $

927 orders / 147 review

Topvico 3pcs Water Leak Detector Alarm 90dB Voice Alert Wireless Water Leakage Sensor House Safety Home Security Alarm System

852 orders / 35 review

GAS DETECTOR Voice Warning Kitchen Alarm Kit Independent EU Plug in Combustible Natural LCD Display GAS LEAK SENSOR Alarm

837 orders / 208 review

Water Alarm Sensor WiFi Water Leak Detector Overflow Flood Leakage Alerts Remote Monitor Leak Notifications by TUYA/Smart Life

9.10 − 15.82 $

765 orders / 238 review

WOFEA High performance 433MHZ Wireless Water leak sensor Water leakage detector alarm for alarm system Free Shipping 2pcs/lot

3.20 − 6.12 $

726 orders / 225 review

Smart WiFi PIR Motion Sensor Human Body Sensor Detector Home Alarm System Smart PIR Motion Sensor Tuya Smart Life with IFTTT

8.00 − 16.00 $

698 orders / 563 review

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

532 orders / 2 review

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

6.99 − 25.92 $

455 orders / 72 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

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

396 orders / 80 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

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

348 orders / 38 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

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

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

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

Tuya Smart WiFi Door Sensor Door Open / Closed Detectors WiFi App Notification Alert security alarm support Alexa Google Home

185 orders / 40 review

DC 5V/12V/24V USB Body Infrared PIR Motion Sensor Switch Human Motion Sensor Detector Switch For LED Light Strip Automatic 2022

3.00 − 3.06 $

183 orders / 44 review

1/4 pcs Flood Water sensor Leak Detector Water Tank Full Alarm smart life APP instant feedback tuya ZigBee 3.0 tygwz-01 hub need

9.99 − 39.93 $

173 orders / 31 review

Darho Superior Wireless Doorbell PIR Infrared Movement Entry Door Bell Welcome Alarm Chime Motion Sensor Detector System 300M

4.14 − 16.48 $

166 orders / 18 review

Tuya Smart Wifi Water Leakage Alarm Independent WIFI Water Leak Sensor Detector Flood Alert Overflow Security Alarm System Tuya

162 orders / 13 review

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

160 orders / 4 review

DC/AC 12~24V waterproof IP55 photocell automatic gate door safety sensor alarm infrared beam sensor photocell 15m detect range

159 orders / 31 review

DC6~36V M12 Waterproof Laser Photoelectric Switch Laser Beam Sensor Detector 20 meters Distance NPN PNP NO NC

6.47 − 11.09 $

158 orders / 71 review

Sgooway Wired Door Window Sensor detector Magnetic Switch normally Closed NC for our Home security Alarm System

0.88 − 18.56 $

156 orders / 47 review

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

10.40 − 20.97 $

141 orders / 34 review

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