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Apparel Accessories Automobiles & Motorcycles Beauty & Health Cellphones & Telecommunications Computer & Office Consumer Electronics Education & Office Supplies Electronic Components & Supplies Food Furniture Hair Extensions & Wigs Home & Garden Home Appliances Home Improvement Jewelry & Accessories Lights & Lighting Luggage & Bags Men's Clothing Mother & Kids Novelty & Special Use Security & Protection Shoes Sports & Entertainment Tools Toys & Hobbies Underwear & Sleepwears Virtual Goods Watches Weddings & Events Women's Clothing

Sensor & Detector

Price
−
rating alitools
categories Clear
627 products
Infrared beam sensor detector alarm photocell Photoelectric switch detect distance 2 meter NPN output
3.62 − 4.13  $
18 orders / 3 review
High, 90%
315MHz Wireless Window Door Sensor Magnetic Contact Wood Door Alarm Detector 2262 Code Wireles GSM Home Alarm Panel
3.10 −   $
18 orders / 5 review
Low, 28%
Security alarm system NO type Wired Recessed Window Door Magnetic Contact Reed Switch door sensor Alarm switch
1.63 −   $
18 orders / 5 review
Low, 37%
free shipping 3 Button Electronic Remote PCB Repair Set for Renault Megane Card without PCf7947
6.02 −   $
18 orders / 7 review
Middle, 77%
Waterproof KERUI32 Songs Touch Button Welcome Door bell Smart Home Alarm Intelligent Wireless Doorbell For Home Alarm Security
7.59 − 23.74  $
18 orders / 5 review
Low, 41%
Tuya WiFi Smoke Alarm Fire Protection Smoke Detector Smoke house Combination Fire Alarm Home Security System Fire
50.12 − 432.58  $
18 orders / 2 review
Middle, 65%
10m Outdoors INFRARED SAFETY BEAM PHOTOCELL AUTOMATIC GATE DOOR GARAGE SHUTTER BARRIER SENSOR
3.93 −   $
18 orders / 1 review
Middle, 80%
Anti-rain Infrared beam detector sensor window wall Barrier Detector 2 beams 150m distance for outdoor alarm home security
20.62 −   $
18 orders / × review
Middle, 85%
DARHO36 ringtones Store Home Security Welcome Chime Wireless Infrared IR Motion Sensor Door bell Alarm Entry Doorbell Sensor
6.26 − 11.35  $
17 orders / 5 review
Middle, 72%
Wireless PIR Motion Sensor Detector Anti-theft Doorbell Alarm Activated Voice Speaker for Welcome Doorbell and Driveway Garage
8.25 −   $
17 orders / 4 review
Low, 39%
Tuya Smart WiFi Door Sensor Door Open / Closed Detectors Compatible With Alexa Google Home Powered Smart Life APP Control
5.31 − 10.07  $
17 orders / 7 review
Low, 12%
Tuya smartlife WIFI Door / Window Detector WiFi App Notification Alerts Security Sensor support alexa google home no need hub
6.81 − 13.98  $
17 orders / 4 review
Middle, 81%
Free shipping MC-38 Wired Door Window Sensor detector Magnetic Switch normally Closed for security Alarm System
3.29 − 4.23  $
17 orders / 7 review
Low, 37%
DC12-24V Reflective photoelectric switch photocell E3Z-R61 NPN output Reflex Light Barrier 2.5m detect distance
6.22 −   $
17 orders / 1 review
High, 90%
10m range garage sliding door gate opener barrier gate Safety beam Sensor/Battery power Infrared Photocell Gate & Door sensor
19.21 −   $
17 orders / 10 review
Middle, 80%
Waterproof Dual Beam Sensor Active Infrared Intrusion Detector IR 20m~150m Outdoor Perimeter Wall Barrier Fence for GSM alarm
10.78 − 12.48  $
16 orders / 0 review
Low, 12%
Tuya Wifi Smart Natural Gas Alarm Sensor Combustible Gas Leak Detector LCD Display Smart Life App message push auto close valve
19.67 −   $
16 orders / 5 review
Middle, 81%
Ac110V~240V Outdoor Pir Motion Sensor Switch Wall Light Lamp 180 Degree Sensor Detector Pir Motion Sensor Led Switch
0.00 −   $
30 orders / 4 review
Middle, 84%
KERUI Wireless Alarm Infrared Detector Anti-Pet PIR Sensor Detector With long Detect Distance For KERUI Alarm System
15.64 −   $
16 orders / 7 review
High, 89%
1 PCS 220VAC Combustible Gas Alarm Include Valve Cut Off Gas Leaking Coal Natural LPG Gas leak detector DN15 Kitchen Safe Device
13.75 − 28.06  $
16 orders / 3 review
Low, 19%
Good quality(1 pcs ) 4 Button smart card with pcf7952 for Renault Megane III Fluence Laguna III Scenic 2009-2015 433MHz
17.67 −   $
16 orders / 1 review
Middle, 77%
Free shipping New 4 Button Card(Not Smart) With PCF7941 for Renault Megane III Laguna III (1 piece)
788.87 −   $
16 orders / 4 review
Middle, 77%
24V Water Leakage Sensor Relay Module Water Leaking Flood Overflow Detector with Cable for Smart Home Security
5.86 − 11.16  $
15 orders / 2 review
Low, 32%
eWelink Water Level Leakage WIFI Water Leak Sensor Detector Alarm Overflow Security System works with SONOFF Bridge Smart Home
6.95 −   $
15 orders / 23 review
Middle, 80%
5m 7m 10m Outdoor INFRARED SAFETY BEAM INFRARED Reflective PHOTOCELL AUTOMATIC GATE DOOR GARAGE SHUTTER BARRIER SENSOR
10.50 − 14.00  $
15 orders / 5 review
Middle, 80%
wired digital PIR motion detector MC-8250 Wired PIR Sensor Pet immunity Compatible with all alarm system which has wired Port
11.30 − 94.05  $
15 orders / 4 review
Middle, 79%
LPSECURITY Wired Garage Metal Roller Shutter window Gate Door Sensor detector Magnetic Contact Switch(NORMALLY CLOSED)
3.80 − 6.17  $
15 orders / 1 review
Middle, 83%
Russia Ukrain House Water Leaking Detection System with Shut Off Valve DN15*2pcs and 3pcs Water Sensor Cable
7.48 − 125.73  $
15 orders / 4 review
Low, 46%
Wireless Passive Infrared Detector PIR Sensor 433MHz 1527 Code For Our Wifi / GSM / PSTN Home Security Alarm System
5.15 −   $
15 orders / 7 review
High, 90%
125 dB Anti-theft Burglar Stop System Security Home Wedge Shaped Door Stop Stopper Alarm Block Blocking System
0.91 − 3.55  $
15 orders / 3 review
Low, 32%
Sgooway WIFI garage door opener controller door Open / Closed Detectors Compatible With Alexa Google Home Tuya APP
17.30 − 30.55  $
15 orders / 6 review
Middle, 65%
Combustible Natural Gas Leak Detector LPG LNG Sensor High Sensitive Alarm System For Home EU Plug
12.60 − 15.00  $
14 orders / × review
Middle, 80%
KERUI Security Alarm 120dB Camping Travel Mini PIR Infrared Motion Sensor Detector Alarm Self Defense Anti-theft Personal Alarm
17.07 − 59.40  $
14 orders / 9 review
High, 89%
Russian ship Water Leakage Sensor with 2pcs DN20 Auto Shut Off Valves Water Detector Flood Alert Overflow WLD-807 Security Alarm
11.12 − 117.24  $
14 orders / 4 review
Low, 18%
Combustible Gas Alarm LPG LNG Coal Natural Gas Leak Standalone Detector Sensor High Sensitive For Home Security Safety
4.18 −   $
14 orders / 2 review
Middle, 79%
Tuya Smart WiFi Door Sensor Door Open / Closed Detectors WiFi App Notification Alert security alarm support Alexa Google Home
20.03 − 58.77  $
14 orders / 3 review
Middle, 64%
HEIMAN Zigbee combustible gas leak detector fire Security alarm system safety smart home Leakage lpg sensor HA1.2
76.50 −   $
14 orders / 1 review
Low, 27%
EARYKONG WiFi Garage Door Opener Smart Garage Compatible With Alexa Echo Google Home Smart Life Tuyasmart APP IOS Android USB 5V
16.75 −   $
14 orders / 4 review
High, 90%
Dual Beam Sensor Active Infrared Intrusion Detector With Detect distance 30-150M For Perimeter Wall Barrier GSM Alarm System
10.85 −   $
14 orders / 2 review
Low, 12%
2022 New Universal Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch With LED Light
4.65 − 8.48  $
14 orders / 18 review
Low, 32%
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