All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Using detection sensors 2
(999+ products available)
Alibaba
Security
Alarms
Alarm Systems
Previous slide
Next slide
Tuya Smart 3.0MP Outdoor Home Security System Low Power WiFi HD Waterproof Battery Camera CMOS
Sensor
PST-SDW-
2
for Indoor
Use
Ready to Ship
$24.49-25.99
Min. order: 1 piece
Previous slide
Next slide
Ultrasonic Module HC-SR04 Distance Measuring Transducer
Sensor
$0.50-0.78
Min. order: 10 pieces
Previous slide
Next slide
Long distance infrared
sensor
photoelectric switch for smart car obstacle avoidance
sensor
$0.42-0.47
Min. order: 5 pieces
Previous slide
Next slide
Online Monitoring Of High Precision And Accurate Measurement Integrated Gas
Sensor
Module Air Quality
Sensor
Ready to Ship
$370.50-399.50
Min. order: 1 piece
Previous slide
Next slide
Sn 20m Ultrasonic
Sensor
for Distance Measurement
$2-5
Min. order: 10 pieces
Previous slide
Next slide
HEYI Wireless Indoor PIR Human Motion
Sensor
HY-321
$14-15
Min. order: 1 piece
Previous slide
Next slide
Diffuse reflection E18 obstacle avoidance
sensor
module E18-D80NK for photoelectric
sensor
$0.18-1.80
Min. order: 1 piece
Previous slide
Next slide
Car Parking
Sensor
Water Proof Integrated Distance Measuring Transducer Reverse Backup Monitor Detector System
Sensor
$1.25-2
Min. order: 100 pieces
1
More pages
5
6
7
8
9
10
11
12
13
More pages
100
Top categories
Self Defense Supplies
Locks & Keys
Alarms
Access Control Systems & Products
Surveillance Products
Other Security & Protection Products
Safes
IoT Solutions & Software
Previous slide
Next slide