All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Wireless sensor devices
(999+ products available)
Alibaba
Security
Alarms
Alarm Systems
Previous slide
Next slide
IoT
Devices
60GHz Millimeter Wave Radar
Sensor
Smart
Wireless
Occupancy
Sensor
People Counting Human Presence Motion
Sensor
$35-37.50
Min. order: 3 pieces
Previous slide
Next slide
Daytech Portable
Wireless
Door Alarm
Sensor
Low Power Doorbell Activation Notification
Device
for Store Display windows
$5.46-9.24
Min. order: 20 pieces
Previous slide
Next slide
Portable
Wireless
Water Leak Detector IoT Bluetooth
Sensor
Smart Home Underfloor Water Leak Detection
Device
$15
Min. order: 3 pieces
Previous slide
Next slide
RSH Tuya Zigbee Infrared PIR Motion
Sensor
Wireless
Smart Home Security
Device
that Detects People Movement for Alarm Systems
Ready to Ship
$5.10-5.50
Min. order: 1 piece
Previous slide
Next slide
Smart Home Products &
Devices
Smart House Home Security Mini
Wireless
WiFi Tuya Smart Combustible Gas Leak
Sensor
Detector Alarm
Ready to Ship
$7.50-7.90
Min. order: 1 piece
Previous slide
Next slide
IoT
Devices
60ghz Millimeter Wave Radar
Sensor
Wireless
Bluetooth WiFi Smart People Counting Human Presence and Motion
Sensor
Ready to Ship
$35-37.50
Min. order: 3 pieces
Previous slide
Next slide
IoT
Devices
60GHz Millimeter Wave Radar Smart
Wireless
People Counting Human Presence Motion
Sensor
$13.90-14.90
Min. order: 500 pieces
Previous slide
Next slide
Ultra-Low Power Consumption Lora Water Leakage Alarm IoT
Wireless
Sensors
Lorawan
Devices
Smart Water Leak Detect
Sensor
$28
Min. order: 3 pieces
1
2
3
4
5
More pages
88
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