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Sensor & Detector
Price
$
−
$
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
EARYKONG Tuyasmart Wifi Water Valve Protect your home one button control Compatible Tuyasmart Smart Life Alexa Goole Home Device
19.72
−
$
235
orders
/
51
review
High,
89
%
Camping Travel Portable Mini PIR Infrared Motion Sensor Detector Alarm 120dB Wireless Home Security Anti-theft Dropshipping
9.82
−
21.55
$
224
orders
/
44
review
Low,
38
%
5m 7m10m range Automated Gate Safe reflective Detector Sensor Swing Sliding Garage Gate Door Safety Infrared Photocells
15.20
−
18.52
$
224
orders
/
38
review
Middle,
84
%
Tuya Smart WiFi Door Sensor Door Open / Closed Detectors Compatible With Alexa Google Home Smar tLife APP Free Customised LOGO
0.00
−
$
223
orders
/
37
review
Middle,
76
%
Free Shipping! External antenna Wireless PIR Sensor 315MHZ or 433MHz PIR Motion Sensor Detector For gsm pstn Home Security Alarm
4.57
−
$
200
orders
/
50
review
Middle,
84
%
Tuya PIR Motion Sensor WiFi for Smart Life Infrared Passive Detection, Security Alarm System Detector Remote Work With Alexa
9.67
−
54.21
$
194
orders
/
29
review
High,
90
%
Water Pipe Leak Detector Alarm for Smart Home Security System with DN15 DN20 DN25 Water Valve Solenoid and Leakage Sensor Cable
98.59
−
113.89
$
193
orders
/
65
review
Low,
39
%
Onvian Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
4.23
−
$
184
orders
/
27
review
High,
87
%
DC 5V/12V/24V USB Body Infrared PIR Motion Sensor Switch Human Motion Sensor Detector Switch For LED Light Strip Automatic 2022
3.00
−
3.06
$
183
orders
/
44
review
Low,
39
%
KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System
7.36
−
31.90
$
180
orders
/
37
review
Middle,
83
%
Water Flood Control Leakage Alarm System with DN20, DN25, DN15 Auto Shut Close Brass Valve and Water Detector Cable
65.16
−
82.16
$
177
orders
/
73
review
Low,
39
%
Wofea WIFI water sensor with auto shut valve smart siren automation Compatible with Alexa
10.36
−
54.56
$
176
orders
/
17
review
Middle,
82
%
1/4 pcs Flood Water sensor Leak Detector Water Tank Full Alarm smart life APP instant feedback tuya ZigBee 3.0 tygwz-01 hub need
9.99
−
39.93
$
173
orders
/
31
review
Middle,
66
%
PGST Window Door Sensor for 433MHz Alarm System PG103 Wireless Home Alarm App Notification Alerts
3.74
−
30.48
$
172
orders
/
29
review
Middle,
81
%
Darho Superior Wireless Doorbell PIR Infrared Movement Entry Door Bell Welcome Alarm Chime Motion Sensor Detector System 300M
4.14
−
16.48
$
166
orders
/
18
review
Middle,
81
%
Tuya Smart Wifi Water Leakage Alarm Independent WIFI Water Leak Sensor Detector Flood Alert Overflow Security Alarm System Tuya
0.00
−
$
162
orders
/
13
review
Middle,
76
%
GauTone Wireless Outdoor Solar Siren Powered Strobe Sound Flash Waterproof Alarm Siren for 433MHz Wifi GSM Alarm System
29.94
−
37.31
$
160
orders
/
26
review
Middle,
86
%
DC/AC 12~24V waterproof IP55 photocell automatic gate door safety sensor alarm infrared beam sensor photocell 15m detect range
0.00
−
$
159
orders
/
31
review
Middle,
86
%
DC6~36V M12 Waterproof Laser Photoelectric Switch Laser Beam Sensor Detector 20 meters Distance NPN PNP NO NC
6.47
−
11.09
$
158
orders
/
71
review
Middle,
86
%
Sgooway Wired Door Window Sensor detector Magnetic Switch normally Closed NC for our Home security Alarm System
0.88
−
18.56
$
156
orders
/
47
review
Middle,
65
%
wofear 2pcs/lot wireless vibration sensor shock detector Break Breakage Glass Sensor Detector
6.65
−
$
154
orders
/
×
review
Middle,
82
%
KERUI 5pcs 10pcs 433MHZ wireless home fire smoke alarm GSM Wifi alarm system
35.10
−
66.98
$
150
orders
/
36
review
High,
90
%
1Set P-3 Black Sliding Door Contact Switch for Car Van Central Locking Systems
2.78
−
$
145
orders
/
21
review
High,
90
%
Wireless Window Door Burglar Security Warning Alarm System Magnetic Sensor
108.16
−
982.63
$
136
orders
/
37
review
Middle,
83
%
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,
84
%
GauTone 85dB Wireless Siren Strobe Light Alarm Alert Sensor For 433MHz Wifi GSM Security Alarm System
14.64
−
$
135
orders
/
17
review
Middle,
86
%
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,
34
%
NC NO Magnetic Contact Switch Door Sensor Wired Metal Roller Shutter Door Home Alarm System
1.10
−
$
130
orders
/
40
review
Middle,
85
%
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