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Sensor & Detector
Price
$
−
$
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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
2 pin DN15, DN20, DN25 Electronic Ball Valve for Leak Stop Alarm System WLD-807(CWX-15Q)
26.38
−
34.83
$
6
orders
/
2
review
Low,
46
%
100M wired dual beams sensor with Transmitter and receiver Infrared Motion Detector Home Garden Security Photoelectric
0.00
−
$
6
orders
/
1
review
Low,
12
%
LPSECURITY 10 pairS Sensitivity Active Infrared Safety Detected Sensors photoelectric beam detector for Automatic Doors
34.31
−
$
6
orders
/
1
review
Middle,
75
%
433MHz Wireless Door Window Open Detector Door Sensor For Wifi GSM Home Burglar Alarm System.,
4.09
−
$
6
orders
/
1
review
Low,
37
%
Sgooway alarm Door detector sensor Wireless door window sensor window detector 433MHZ for alarm system
6.22
−
27.60
$
6
orders
/
1
review
Middle,
65
%
Sgooway 2pcs/lot 433MHz Wireless Water leak detector sensor water Leakage detector Sensor for wireless gsm PSTN WIFI Alarm
6.75
−
15.85
$
6
orders
/
1
review
Middle,
65
%
Wireless Infrared Motion Sensor Door Security Bell Alarm Chime EU/US Plug 3 AAA batteries Not Included
9.31
−
9.47
$
6
orders
/
2
review
Middle,
83
%
Gas leaking Alarm Sensor Detector LED Flash Sound Propane Butane LPG for kc868-h8 h32 smart home control system
10.00
−
$
6
orders
/
3
review
Low,
37
%
Tuya Smart life Zigbee PIR Sensor Motion Sensor Smart Life APP Wireless connect with Gateway Smart security alarm system
17.84
−
$
6
orders
/
1
review
Low,
41
%
2022 LED Infrared Sensor Photosensitive Sensor Night Light Wireless USB Rechargeable Night lamp For Bedside Wardrobe Wall Lamp
588.37
−
$
6
orders
/
×
review
High,
87
%
DC5V-24V 12V 5A Sensor PIR Switch Infrared Motion Detector Sensor Controller for LED Strip Light with DC Connector
4.00
−
$
6
orders
/
1
review
High,
89
%
Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
12.88
−
48.40
$
6
orders
/
1
review
Middle,
76
%
100m 4Hz High Precision 2mm Laser Sensor Range Finder Module Serial Port RS232 for Obstacle warning distance measurement
2 561.76
−
$
6
orders
/
1
review
Middle,
76
%
NC Waterproof Aluminum Alloy Wired Door Window Sensor Magnetic Switch Sensor for Alarm Home System
4.62
−
$
6
orders
/
1
review
Middle,
67
%
Smart Home Methane Propane Combustible LPG Gas Leak Detector Sensor 360 Degree Sound and Light Alarm For Home Safety Kitchen Use
16.09
−
$
6
orders
/
2
review
Low,
11
%
DC 12V 24V 8A Automatic Adjustable PIR Motion Sensor Switch IR Infrared Detector Light Switch Module for LED Strip Light Lamp
30.44
−
128.06
$
6
orders
/
2
review
Low,
2
%
Tuya APP Zigbee Smart Home Water Leak Sensor Wireless Flooding Detector Water Leakage Detection Alert Water Level Overflow Alarm
13.50
−
15.89
$
6
orders
/
2
review
Low,
37
%
Door Window Entry Security ABS Wireless Remote Control Burglar Alarm Magnetic Sensor door sensor System Home Protection Kit
8.21
−
19.52
$
6
orders
/
×
review
Low,
42
%
1
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