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Sensor & Detector

Price
−
rating alitools Clear
categories Clear
249 products
Wireless Window Door Burglar Security Warning Alarm System Magnetic Sensor
108.16 − 982.63  $
136 orders / 37 review
Middle, 84%
free shipping!8pcs/lot Wired PIR Motion Sensor Alarm Detector PIR Infrared Motion Detector Sensor for GSM Alarm & Home Security
70.30 −   $
135 orders / 24 review
Middle, 83%
15M AC110V-220V PIR 10-100W Infrared Motion Sensor Universal Inductive Switch Identify Day and Night Automatically Easy install
1.95 −   $
134 orders / 3 review
Low, 24%
NC NO Magnetic Contact Switch Door Sensor Wired Metal Roller Shutter Door Home Alarm System
1.10 −   $
130 orders / 40 review
Middle, 81%
5V 12V Water Leakage Sensor Relay Module Water Leaking Flood Overflow Detector with Cable for Smart Home Security
5.89 − 11.69  $
119 orders / 21 review
Low, 32%
LPSECURITY Automatic sliding swing gate door microwave motion sensor detector(black color)
8.07 − 10.45  $
119 orders / 20 review
Middle, 78%
Sgooway 8 pieces Wired PIR sensor infared detector wired motion sensor alarm system
9.98 − 76.00  $
113 orders / 12 review
Middle, 65%
PGST Window Door Sensor for 433MHz Alarm System PG103 Wireless Home Alarm App Notification Alerts
3.54 − 31.03  $
112 orders / 21 review
Middle, 79%
Wireless 433MHz EV1527 Mini PIR Motion Sensor Alarm Detector Infrared Sensor PIR Sensor Motion Detector for Home Burglar Alarm
7.91 − 51.29  $
112 orders / 152 review
Middle, 84%
Sgooway 433MHZ Wireless door sensor Door magnetic contact detector for gsm sms WIFI alarm
5.69 − 51.54  $
106 orders / 21 review
Middle, 65%
NO NC Door Sensor Metal Wired Roller Shutter Door Magnetic Contact Reed Switch for Security Alarm System
3.35 − 4.58  $
100 orders / 11 review
Middle, 67%
KERUI Intelligent Wireless Door Gap New White 433 Mhz Contact Wireless Door Window Magnet Entry Detector Sensor Window Sensors
10.30 − 41.19  $
99 orders / 27 review
Middle, 81%
Sgooway wired Water Leak Sensor Water Leakage Detector water leak detector for Alarm System gsm pstn alarm home alarm
3.57 − 49.15  $
98 orders / 19 review
Middle, 65%
Sgooway CE met Wireless PIR sensor Infrared motion sensor detector fit for alarm system
7.65 − 33.73  $
95 orders / 34 review
Middle, 65%
12V Portable Combustible Gas Leak Sensor Detector Natural Propane Butane Lpg Alarm Warning For Home Security
31.53 − 89.20  $
95 orders / 20 review
Low, 3%
Датчик протечки воды Life Control MCLH-07 ZigBee HA 1.2
7.23 −   $
80 orders / 57 review
Middle, 79%
Mini Window Door Alarm Sensor 433mhz Wireless Door Lock Switch Security Alarm Host Accessories for Android&iOS APP Remote Contro
9.42 − 28.11  $
76 orders / 17 review
Low, 46%
New Driveway Patrol Garage Infrared Wireless Doorbell Alarm System Motion Sensor Home Security Alarm Motion Sensor hot selling
10.89 −   $
74 orders / 17 review
Middle, 63%
120dB Anti-Theft Security System Vibration Detector Alarm Shock Sensor Wireless Door Window Alarm Home Safety Accessories
2.49 −   $
69 orders / 22 review
Middle, 79%
Fuers Wireless Doorbell Home Security Pir Motion Welcome Chime Door Sensor Sound Alarm 32 Song Smart Doorbell Ring Touch Button
12.78 − 36.97  $
69 orders / 10 review
Middle, 86%
10m to 15m Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
5.37 −   $
67 orders / 12 review
Middle, 83%
Kerui D025 2PCS Wireless Door Window Magnetic Detector Gap Sensor 433MHz For Home Security Alarm System Touch Keypad
10.57 −   $
65 orders / 11 review
Low, 41%
5 pair /lot MC-38 ABS Wired Door Window Sensor Magnetic Switch Home Alarm System Detector Family Protective White AT
4.18 −   $
64 orders / 18 review
Middle, 82%
Tuya WiFi GAS LPG Leak Sensor alarm Fire Security detector APP Control Safety smart home Leakage sensor support AC 85V-250V
12.14 − 14.21  $
64 orders / 15 review
Middle, 83%
Sgooway Tuya Smart Wifi Water Leak Sensor Detector Alarm Compatible With Smart life Valve
5.94 − 17.48  $
63 orders / 13 review
Middle, 65%
1 set 10m DC/AC 12~24V waterproof IP55 photocell automatic gate door safety sensor alarm infrared beam sensor photocells
5.28 −   $
61 orders / 10 review
Middle, 80%
Wireless PIR Motion sensor detector for 433MHz home burglar alarm system,
6.20 −   $
59 orders / 17 review
Low, 14%
433 Mhz EV1527 Wireless Mini PIR Motion Sensor Alarm Detector Infrared Sensor PIR Sensor Motion Detector for Home Alarm System
7.38 − 117.21  $
58 orders / 5 review
Middle, 79%
Sgooway Wireless Passive Infrared Detector PIR Motion Sensor For 433MHz Wifi GSM PSTN Home Security Alarm System
17.84 − 72.84  $
58 orders / 21 review
Middle, 65%
KERUI Wireless Mini Small Micro Door Sensor Home Security Door Window Sensor Detector Anti-Tamper For GSM WIFI Alarm System
5.66 − 28.97  $
58 orders / 17 review
Low, 41%
Mini GSM PIR Alarm Motion Sensor Alarm Infrared Wireless GSM Alarm Anti-theft Motion Detector With EU Plug High Sensitivity
16.91 −   $
57 orders / 41 review
Middle, 68%
5A DC 5-24V Mini USB PIR Infrared Motion Sensor Detector Automatic Switch For LED Light Strip Intelligent Sensing czujnik ruchu
3.30 − 3.37  $
57 orders / 28 review
Middle, 75%
Auto PIR Sensor Dual Infrared IR Wireless Motion Detector 433Mhz RF Sensor Smart Home Automation safety Alarm System
16.77 − 35.57  $
55 orders / 10 review
Middle, 64%
Sgooway Wired PIR sensor wired infrared detector wired motion sensor work with all alarm system
8.16 −   $
55 orders / 3 review
Middle, 65%
DC/AC 12~24V Waterproof Infrared Photocell Gate Door IR sensor automatic barrier hence Safety beam Sensor for swing sliding gate
23.53 −   $
55 orders / 5 review
Middle, 85%
122 model battery power only automated gate safe Infrared sensor/swing /sliding/garage gate and door safety infrared photocells
14.24 −   $
53 orders / 3 review
Middle, 83%
KERUI DW9 Wireless Security Alarm Waterproof PIR Motion Sensor Detector Driveway Garage burglar Alarm System
15.60 − 48.00  $
52 orders / 8 review
Low, 41%
RC-36 Wired Door Window Sensor Recessed Magnetic Contacts Security Reed Switch Alarm For Home Security Alarm White Hot Sale
0.49 − 1.61  $
51 orders / 7 review
Low, 37%
Kebidu 110V 220V Light Switch PIR Sensor Detector Smart Switch LED 110V 220V PIR Infrared Motion Sensor Switch Auto On Off
0.00 −   $
51 orders / 7 review
Middle, 83%
LPSECURITY Automated Barrier Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate /Door Safety Infrared Photocells
0.00 −   $
50 orders / 4 review
Middle, 83%
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