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Sensor & Detector
Price
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−
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Apply
rating alitools
High (87–100%)
Middle (50–86%)
Low (0–49%)
categories
Clear
Security & Protection
Security Alarm
Sensor & Detector
By orders
By price
By reviews
By Alitools rating
2722 products
Home Alarm Fish Tank Water Leakage Alarm Sensor 115dB Sounder Stand Alone Water Detection Flood Alert Overflow Security Alarm
4.39
−
$
40
orders
/
14
review
Middle,
78
%
NC Wired Metal Roller Shutter Door Magnetic Contact Reed Switch
2.64
−
$
40
orders
/
22
review
Middle,
77
%
Free shipping Rechargeble Battery For Bmw Remote Key LIR2025 5pcs/lot
7.18
−
$
40
orders
/
27
review
Middle,
83
%
DIYSECUR IP55 Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
6.98
−
$
40
orders
/
22
review
Low,
5
%
Wireless Door Stop Alarm Portable Hotel Vibration Alarm For Home Dormitory Safety Wedge Shaped Stopper Alert
0.76
−
1.66
$
40
orders
/
17
review
Middle,
78
%
Universal Steering Lock Emulator For Renault Samsung Megane 3 -Megan 2 -Clio 4 Clio 3 -Captur - Scenic -Fluence 3 Fluence 2 Plug
26.39
−
$
40
orders
/
16
review
Middle,
83
%
Wireless Vibration Door Sensor Anti-Theft Drawer Wardrobe 433 Detector for Home Security Alarm vibration sensor High Sensitivity
2.35
−
$
39
orders
/
20
review
Middle,
64
%
433MHz Wireless Passive Infrared Detector PIR Sensor 12kg PET Immune 1527 Code For Our Wifi / GSM / PSTN Home Security Alarm
11.27
−
$
39
orders
/
5
review
High,
89
%
MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System Detector
0.46
−
1.38
$
39
orders
/
8
review
Low,
41
%
Sgooway Tuya Wifi Door Window Sensor Detector Alarm Smart life Compatible With Alexa Google Home
3.65
−
11.95
$
39
orders
/
18
review
Middle,
65
%
KERUI Wireless Pet-friendly Pet-Immune Animal Friendly Motion IR PIR Sensor Less than 12kg 433MHz pet Detector For Alarm System
14.10
−
51.46
$
38
orders
/
15
review
High,
87
%
5PCS Wired Door Window Sensor Detector Magnetic Door Contact Sensor Switch For Burglar Alarm System Kit
5.03
−
$
38
orders
/
3
review
Middle,
78
%
Outdoor Wired Active Photoelectric Single Beam Infrared Sensor Barrier Detector for Gate Door Window
7.60
−
$
38
orders
/
9
review
High,
89
%
wofea wireless vibration sensor shock detector 10pcs /lot free shipping
19.49
−
$
37
orders
/
8
review
Middle,
82
%
QOLELARM 10pcs 433MHz Wireless glass vibration sensor break detector with baterry for security home WiFi gsm alarm system
29.63
−
$
37
orders
/
13
review
Low,
24
%
Fuers Tuya Smart WiFi Door Sensor Door Open / Closed Detectors Magnetic switch Window sensor home security Alert security alarm
6.49
−
59.28
$
37
orders
/
8
review
High,
89
%
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