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Sensor & Detector

Price
−
rating alitools
categories Clear
610 products
New 6V 1.5A Power Adapter ONLY For Our Wireless PIR Motion Sensor Detector Alarm
2.97 −   $
31 orders / 10 review
High, 90%
free shipping wireless Ourdoor beams PIR sensor,100m, two beams for home alarm system
12.74 −   $
31 orders / 5 review
Middle, 81%
Talking PIR Motion Sensor Activated Voice Recordable SD Card Player Speaker Halloween Christmas Sound Effect for Shop Store
886.18 −   $
31 orders / 1 review
Low, 44%
Sgooway Wireless Water Leakage alarm Intrusion Detector Leak Sensor Work With GSM PSTN SMS Home House Security for Alarm System
3.28 −   $
31 orders / 13 review
Middle, 65%
New Earykong 433MHz Wireless Metal Door Sensor, Door Magnet Alarm, Outdoor Waterproof, For Home Burglar Alarm System
8.76 −   $
30 orders / 4 review
High, 90%
(1 PCS) Outdoor Water Proof Security Home Burglar Alarm DG85 Wire Wall-Mounted Dual PIR sensor Infrared Motion Detector
33.52 − 34.46  $
30 orders / 6 review
Low, 19%
1/5/10 PCS 433MHz Wireless Magnetic Contact Switch Sensor to Detect Door Open for House Security Alarm System
3.55 − 33.13  $
29 orders / 7 review
Low, 32%
Infrared PIR Motion Sensor Switch Motion Sensor Light Switch with LED Light Automatic Outdoor AC 220V DC 12V Infrared Detector
2.08 −   $
29 orders / 4 review
Middle, 65%
Ewelink Zigbee Smart Home Water Leak Sensor Wireless Flooding Detector Water Leakage Detection Alert Water Level Overflow Alarm
17.37 −   $
29 orders / 13 review
Middle, 81%
Infrared Motion Sensor Wireless Home Door Bell Anti-theft Alarm with 38 Songs
8.14 − 8.21  $
29 orders / 5 review
Low, 26%
Free Shipping!Good price Wireless SC2262/1527,315/433mhz Door sensor,door alarm, magnetic contact, security door contact,433 mhz
5.33 −   $
29 orders / 6 review
Middle, 83%
Home Security Alarm System Wireless PIR Door Window Sensors Programmable KeyPad alarm chime delay mode
3.12 −   $
29 orders / 10 review
Middle, 83%
Wifi Smoke Detector Smart Fire Alarm Sensor Wireless Security System Smart Life Tuya APP Control Smart Home For Home Kitchen
16.99 −   $
28 orders / 8 review
Low, 34%
Aqara IP67 Water Immersion Sensor Flood Water Leak Detector for Home Remote Alarm Security Soaking Sensor By Mijia Apple homekit
8.03 − 64.35  $
28 orders / 7 review
Middle, 80%
433MHz Wireless Vibration Alarm Sensor Door Window Detector for Home Security Burglar System vibradores
2.23 −   $
28 orders / 6 review
Middle, 64%
433MHz Wireless Pet Immune Infrared Detector Wholesale Price Designed For Below 25kg Animal Ultra Low Power Consumption Battery
7.87 − 55.89  $
28 orders / 18 review
High, 90%
EARYKONG 10 PCS door open sensor door detector reed switch wireless 433MHz for house security wifi gsm home alarm garage alarm
20.27 −   $
27 orders / 2 review
High, 90%
5V 12V Water Leakage Detector Relay Module Water Leaking Flood Overflow Sensor with Cable for Kitchen Bathroom office Smart Home
4.66 − 11.17  $
27 orders / 3 review
Low, 18%
Magnetic Reed gap Switch NC&NO Combined Door/Window Contact Sensor for Wireless Security Alarm System
1.48 −   $
27 orders / 22 review
Middle, 85%
12m range Automated Barrier Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate /Door Safety Infrared Photocells
5.89 −   $
27 orders / 3 review
Middle, 83%
KERUI P861 Outdoor Waterproof PIR Motion Sensor Detector For Wireless Security Alarm System 5P/lot Driveway Garage Burglar Alarm
26.14 − 102.30  $
27 orders / 3 review
Middle, 84%
433MHz 2262 Code Wireless Window Door Sensor Magnetic Contact Wood Door Alarm Detector For Wireless GSM Home Alarm Panel
4.42 −   $
27 orders / 11 review
Low, 28%
DC5V infrared beam sensor detector alarm photocell Photoelectric switch detect distance 1 meter NPN normal open NO output
1.99 −   $
27 orders / 7 review
High, 90%
Sgooway 433MHZ Wireless Window Door detector Security Smart Gap Sensor for Home Security WIFI GSM GPRS Alarm system
3.45 − 31.76  $
27 orders / 14 review
Middle, 65%
Motion Sensor Camping Travel Alarm SOS 120dB PIR Infrared Detector Mini Wireless Movement Sensor Security System
10.31 − 20.68  $
27 orders / 4 review
Low, 24%
36 Ringtone Commercial Welcome Chime Wireless Home Security Infrared Motion Sensor Door Entry Detector Alarm Bell for Shop Store
33.59 −   $
26 orders / 6 review
High, 89%
Ewelink Zigbee Water Sensor Water Detector for Home Remote Alarm Security Soaking Sensor Smart Home
13.94 −   $
26 orders / 14 review
Low, 41%
Home Security Alarm System Standalone Magnetic Sensors Independent Wireless Home Door and Window Alarm Security Burglar Alarm
1.74 − 13.76  $
26 orders / 14 review
Middle, 82%
High Sensitivety 360 degree Automatic Ceiling infrared PIR Motion Sensor Switch led light motion sensor 220v AC 6m max
6.18 −   $
26 orders / 2 review
Middle, 83%
Water proof wire door contact Reed sensor switch
2.14 − 3.36  $
26 orders / 18 review
Middle, 67%
Wifi Home Alarm Smart Life WiFi Door Window Sensor Compatible With Alexa Google Home Tuyasmart Android IOS APP
7.65 − 56.05  $
25 orders / 9 review
High, 90%
GauTone PA96R PIR Motion Sensor 15kg Pet Immune Wireless Infared Motion Detector Connect with RF 433MHz Alarm System
8.61 − 65.51  $
25 orders / 82 review
Middle, 80%
Portable 120db Door Sensor Alarm Door Handle Touch Alarm anti-theft Scaring Thefting Alarm For Home Hotel Travel
4.74 −   $
25 orders / 5 review
Low, 35%
8pcs PIR Wireless Passive infrared detector Alarm System 315M/433MHz Wireless GSM PSTN home security alarm system
25.42 −   $
25 orders / 19 review
High, 90%
2022 Hot Smart Life Tuya Wifi Gas Leak Sensor Led Display Screen Combustible Smart Home Smart LPG Gas Alarm Temperature Detector
16.45 −   $
24 orders / 30 review
Low, 37%
LED Motion Sensor 220V Automatic Infrared PIR Movement Detector Wall Mount Timer Outdoor Sensor Light Switch
3.77 − 3.98  $
24 orders / 11 review
Middle, 80%
Battery power IP54 10m INFRARED SAFETY BEAM PHOTOCELL AUTOMATIC GATE DOOR GARAGE SHUTTER BARRIER SENSOR
18.14 −   $
24 orders / 7 review
Middle, 78%
Gas Leak Detector Sensitivity Combustible Alarm Coal Natural Portable Warning
10.15 − 10.90  $
23 orders / 8 review
Middle, 86%
PGST Wired Siren Speaker 3.5mm jack for Wireless Alarm System Home Security PG107 PG106 PG105 PG103
6.42 − 10.10  $
23 orders / 11 review
Middle, 79%
Wofea wired type Leakage Alarm Detector water sensor with 3.5mm jack
64.07 −   $
23 orders / 5 review
Middle, 81%
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