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Sensor & Detector

Price
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rating alitools
categories Clear
627 products
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%
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, 46%
Wofea WIFI water sensor with auto shut valve smart siren automation Compatible with Alexa
10.36 − 54.56  $
176 orders / 17 review
Middle, 81%
Outdoor Waterproof Infrared Beam Detector, 433MHz Wireless / Wired detector, infrared barrier Detector
31.66 −   $
174 orders / 63 review
Low, 14%
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, 79%
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, 72%
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, 72%
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, 80%
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, 85%
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, 85%
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, 81%
KERUI 5pcs 10pcs 433MHZ wireless home fire smoke alarm GSM Wifi alarm system
35.10 − 66.98  $
150 orders / 36 review
High, 89%
1Set P-3 Black Sliding Door Contact Switch for Car Van Central Locking Systems
2.78 −   $
145 orders / 21 review
High, 87%
Awapow Waterproof Bike Motorcycle Electric Bicycle Security Anti Lost Wireless Remote Control Vibration Detector Alarm
10.40 − 20.97  $
141 orders / 34 review
Middle, 84%
Wireless Window Door Burglar Security Warning Alarm System Magnetic Sensor
108.16 − 982.63  $
136 orders / 37 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, 80%
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%
KERUI P861 Waterproof PIR Motion Sensor Detector For KERUI Wireless Security Alarm Driveway Garage Burglar Alarm
14.56 −   $
124 orders / 7 review
High, 89%
wofea wireless PIR infrared sensor motion detector 1527 Type 3V power for home security alarm 433mhz
5.71 − 90.04  $
122 orders / 22 review
Middle, 81%
GauTone Door / Window Sensor 433MHz Wireless Home for Alarm System App Notification Alerts Sensor Detector
7.59 − 13.21  $
32 orders / 94 review
Middle, 80%
KERUI Wireless Curtain Infrared Detector Window PIR Motion Sensor 433MHz Wireless For GSM PSTN Home Security Alarm System
13.28 − 81.25  $
121 orders / 27 review
Middle, 84%
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%
Tuya Smart Wifi Water Leakage Alarm Independent WIFI Water Leak Sensor Detector Flood Alert Overflow Smart Security Alarm System
8.83 − 12.84  $
118 orders / 27 review
Middle, 80%
PIR Motion Sensor Switch Light Lamp Sensor Detector Infrared Movement Detector Automatic Lighting Switch Alarm Systen
11.10 −   $
115 orders / 44 review
Low, 29%
Hot Sale Wireless Magnetic Door & Window Sensor EV1527 Coding Mode RF 433MHz for Home Security Alarm System Burglar Alarm Kits
5.95 − 27.05  $
114 orders / 21 review
Middle, 84%
Outdoor Waterproof Wireless Animal Immune Infrared Detector 433MHz Long Working Distance For Home Burglar Wifi /GSM alarm system
19.79 −   $
114 orders / 21 review
High, 90%
433Mhz Wireless PIR Infrared Motion Sensor Alarm Detector With Flash Led Light for Smart Home Security Alarm System
7.65 − 64.60  $
114 orders / 71 review
Middle, 80%
Sgooway 8 pieces Wired PIR sensor infared detector wired motion sensor alarm system
9.98 − 76.00  $
113 orders / 12 review
Middle, 65%
KERUI Waterproof Infrared Sensor P861 Wireless Security Alarm Motion Sensor Outdoor Motion Detection Adjustable Detection Angle
13.88 − 36.73  $
113 orders / 17 review
Middle, 81%
KERUI Wireless Mini Design PIR Motion Detector Passive Infrared Alarm Sensor with Magnetic Swivel Base for Home Alarm System
9.22 − 68.34  $
113 orders / 24 review
Middle, 84%
433MHz Two-way Intelligent Door/Window Sensor Wireless Guarding Door Detector Detect Door Open/Close, for G90E, G90B, G90B Plus
4.63 − 63.64  $
113 orders / 25 review
Low, 32%
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%
KERUI M5 32 Songs Wireless PIR Motion Sensor Door Bell Shop Visitor Alert Chime Alarm Burglar Doorbell for Office/Home Security
8.48 − 15.77  $
111 orders / 23 review
High, 89%
Tuya WiFi GAS LPG Leak Sensor alarm Fire Security detector APP Control Safety smart home Leakage sensor support AC 85V-250V
12.60 − 17.64  $
111 orders / 15 review
Middle, 83%
12V LPG Propane Butane Combustible Gas Leak Alarm Detector Sensor LED Flash Alarm Sound Motor Alarm Home Security Safety GT
19.31 −   $
110 orders / 13 review
Low, 25%
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