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digital active alert system
100+ factories verified
Ningbo Kingdun Electronic Industry Co., Ltd.
24 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Long Life Digital Circuit Fire Detector Home Smoke Alarm
Negotiable
1,000 Sets
(MOQ)
Mini Portable Independent Wireless Fire Detector Smoke Alarm
Negotiable
1,000 Sets
(MOQ)
High Sensitivity Linkable Smoke Alarm System Home Fire Alarm
Negotiable
1,000 Sets
(MOQ)
Best Security Systemwireless Online Smoke Detector Residential Fire Alarm
Negotiable
1,000 Sets
(MOQ)
1/4
Shenzhen KangTong Technology Co., Ltd.
21 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Sensors Buzzer No Drill Hole Saw 19mm Car Parking Sensor Kit Reverse Radar Sound Alert Indicator System
US$
1.73
-
1.90
50 Pieces
(MOQ)
Wholesale Car Parking Sensor Kit Reverse Radar Sound Alert Indicator System 19mm Size
US$
1.73
-
1.90
50 Pieces
(MOQ)
1/4
Gonsin Conference Equipment Co., LTD.
23 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Infrared Interpretation Facilities for Conference Room 2.4GHz Interpreter System Simultaneous Interpretation Equipment
US$
10.00
-
9,999.00
10 Sets
(MOQ)
Wireless Interpreter System
US$
10.00
-
9,999.00
10 Sets
(MOQ)
Gonsin Wired Interpretation System (TC-Q5600)
US$
10.00
-
9,999.00
10 Sets
(MOQ)
Gonsin Tc-Q5600 Wired Interpretation System
US$
10.00
-
9,999.00
1 Set
(MOQ)
1/4
Eston Information Technology Co., Ltd.
21 yrs
·
Trading Company
Send Inquiry
4G GPS Tracking System for School Buses and Taxis
US$
150.00
-
180.00
10 Pieces
(MOQ)
Related Accessories for Urban Bus Intelligent Dispatch System
US$
150.00
-
180.00
10 Pieces
(MOQ)
Smart Urban Bus System with Passenger Flow Analytics and Safety Alerts
US$
150.00
-
180.00
10 Pieces
(MOQ)
Smart Mobile DVR Tracking System for Vehicle Surveillance
US$
150.00
-
180.00
10 Pieces
(MOQ)
1/4
Topten Electronics Technology Limited
21 yrs
·
Trading Company
Send Inquiry
Vehicle Fleet Management Tracker GPS System with Fuel Loss Alarm, Camera Driver ID Tracking (TK510-TN)
US$
45.00
-
52.00
1 Piece
(MOQ)
RFID GPS Tracker Car Alarm System with Camera, Fuel/Tem. Sensor for Vehicle Fleet (TK510-TN)
US$
40.00
-
45.00
1 Piece
(MOQ)
Anti-Theft Car Alarm System with Speed Limiter, Fatigue Driving Alert Gt08-Wy
US$
28.00
-
33.00
1 Piece
(MOQ)
Motorcycle Car GPS Tracking System Support Arabic, Portuguese, Spanish Language Gt08-Wy
US$
1.00
-
35.00
1 Piece
(MOQ)
1/4
Shenzhen Chitongda Electronic Co., Ltd.
5.0
Send Inquiry
Wireless GSM System House Burglar Alarm System Kit
Negotiable
5 Sets
(MOQ)
GSM Home/Business Burglar Security Alarm System (YL-007MT1)
Negotiable
5 Sets
(MOQ)
Wireless GSM Home Security Burglar Alarm System for Home Safety
Negotiable
2 Sets
(MOQ)
Smart Gas Sensor
US$
12.00
-
14.50
100 Pieces
(MOQ)
1/4
HUIZHOU BOTRS ELECTRONICS CO., LTD
3 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Ultrasonic Parking Sensor System with Visual and Audio Alarm Front Rear Radar
US$
15.90
-
25.90
10 Sets
(MOQ)
Used for Honda Factory Direct 8-Sensor Reverse Assist Kit Ultrasonic Radar System
US$
40.08
-
60.99
2 Sets
(MOQ)
Original Speaker Ultrasonic Auto Car Parking Sensor System Used for Buick Chevrolet
US$
40.08
-
60.99
2 Sets
(MOQ)
Practical Car Accessory LED Display Universal Front and Rear 8-Parking Sensor Kit
US$
20.00
-
29.00
10 Sets
(MOQ)
1/4
Beijing Fuanshi Technology Co., Ltd.
19 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Advanced Precision Temperature Control System with Thermocouple Tech
US$
500.00
-
8,000.00
1 Piece
(MOQ)
Advanced Multi-Zone Temperature Control System for Three Phase Power
US$
500.00
-
8,000.00
1 Piece
(MOQ)
Advanced Multi-Loop Thyristor Power Controller with Control up to 24 Zones for All Your Heating Elements.
US$
500.00
-
8,000.00
1 Piece
(MOQ)
Smart Energy Management Hub for Optimal Power Savings
US$
500.00
-
8,000.00
1 Piece
(MOQ)
1/4
Mingshang Technology Co., Ltd.
Send Inquiry
Active Safety Video Termimal--Blind Spot Detection and Driver Safety Monitoring System
US$
10.00
50 Pieces
(MOQ)
Active Safety Video Termimal
US$
10.00
50 Pieces
(MOQ)
Active Safety Video Termimal
US$
10.00
50 Pieces
(MOQ)
Active Safety Video Terminal
US$
10.00
50 Pieces
(MOQ)
1/4
Chongqing Miao Yi Tang Technology Co., Ltd.
Send Inquiry
Anti Drone System with Full Frequency 13-23 Bands
US$
80,000.00
1 Piece
(MOQ)
Multi-Mode Ku-Band Radar for Low-Altitude Target Detection and Tracking
US$
210,675.00
1 Set
(MOQ)
Ku-Band Low-Altitude Detection Radar with Multi-Mode Tracking Capabilities
US$
210,675.00
1 Set
(MOQ)
Ku-Band Three-Coordinate Low-Altitude Detection Radar
US$
210,675.00
1 Set
(MOQ)
1/4
Shanghai Fante Industrial Co., Ltd
5.0
Send Inquiry
Approved Wireless Standalone Co Detector 5-Year Battery Life Carbon Monoxide Alarm System
US$
59.40
-
68.38
100 Pieces
(MOQ)
Smart Home Fire Alarm System with Standalone Carbon Monoxide Detector Tuya Network Co Alarm
US$
107.74
-
141.58
100 Pieces
(MOQ)
Smart Home Fire Alarm System with Standalone Carbon Monoxide Detector Tuya Network Co Alarm
US$
107.74
-
141.58
100 Pieces
(MOQ)
Staniot Heat Detector Fire Alarm Detector High Decibel 433MHz Wireless Connection Highly Sensitive Home Security System
US$
74.25
-
85.36
100 Pieces
(MOQ)
1/4
Shinningpc Industrial Co., Ltd.
Send Inquiry
7 Inch Ai Active Detect Smart DVR Monitor Camera Blind Spot Detection System Bsd for Vehicle and Pedestrian Detect and Warning
Negotiable
10 Pieces
(MOQ)
Blind Spot Detection System Car Vehicle Camera Side View Detect People Vehicle Nearby Ai Bsd Collision Alarm Warning System
Negotiable
10 Pieces
(MOQ)
Bus Truck Car Camera Monitor Vehicle Blind Spot Detection Camera Pedestrian Alert Safety Warning Bsd System
Negotiable
10 Pieces
(MOQ)
1080P 3D 360 Around View Monitor Car Camera System Bird View Panoramic Camera System for School Bus Truck
Negotiable
10 Pieces
(MOQ)
1/4
Zuden Technology (HK) Co., Limited
Manufacturer/Factory & Trading Company
Send Inquiry
15m Alarm Photoelectric Simple Beam Infrared IR Detector Security System for Door Window
US$
4.90
-
9.00
50 Pieces
(MOQ)
1pair 20m Simple Beam Alarm Photoelectric Infrared Sensor Detector Home Door Security System
US$
4.90
-
9.00
50 Pieces
(MOQ)
Advanced Infrared Safety Beam Sensor for Door Protection
US$
4.90
-
5.98
100 Pieces
(MOQ)
Single Infrared Beam Sensor 10m/20m/30m Range Photoelectric Infrared Detector
US$
4.90
-
9.00
50 Pieces
(MOQ)
1/4
Zhongshan Sunhigh Electronic Product Manufacture Co., Ltd.
22 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
5MP Tuya Bullet Camera Outdoor, WiFi6 & Poe Dual Mode, Onvif, Remote Access Security System
US$
20.00
-
24.00
100 Pieces
(MOQ)
Outdoor Smart WiFi Poe 5MP Camera
US$
20.00
-
24.00
100 Pieces
(MOQ)
WiFi Poe Camera Support Online APP Tuya Smart Outdoor Camera
US$
20.00
-
24.00
100 Pieces
(MOQ)
5MP HD Bullet Camera with Dual Mode WiFi and Poe, Tuya APP
US$
20.00
-
24.00
100 Pieces
(MOQ)
1/4
Shaoxing Nante Crane Equipment Co., Ltd.
13 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Cost-Effective Crane Alarm with Exquisite Workmanship
US$
95.00
-
200.00
1 Piece
(MOQ)
Superb Sound-Light Alarm in High Efficiency
US$
95.00
-
200.00
1 Piece
(MOQ)
Best Sale Sound and Light Alarm Made in China
US$
95.00
-
200.00
1 Piece
(MOQ)
Hot Selling Revolving Light Alarm Made in China
US$
95.00
-
200.00
1 Piece
(MOQ)
1/4
Tianjin Yiyi Technology Co., Ltd.
4 yrs
·
5.0
·
Trading Company
Send Inquiry
Smart Industrial Door Sensor for Open and Safety Alerts
US$
190.00
-
800.00
1 Piece
(MOQ)
Only Detect Vihicle Industrial Door Sensor on Garage Door
US$
450.00
-
600.00
10 Pieces
(MOQ)
Precision Laser Sensor for Approaching Vehicle Direction Identification
US$
450.00
-
600.00
10 Pieces
(MOQ)
Corrosion Resistant Industry Door Sensor for Heavy Chemical Industry Use
US$
450.00
-
600.00
10 Pieces
(MOQ)
1/4
Shenzhen Jutai Comm Co., Ltd.
14 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Wired Outdoor Infrared Detector Infared Laser Beam Sensor
US$
10.00
-
16.00
10 Pieces
(MOQ)
Safety Infrared Photo Beam Sensor Driveway Alarm
US$
25.00
-
40.00
1 Piece
(MOQ)
Safety Infrared Photo Beam Sensor Alarm Kit
US$
25.00
-
40.00
1 Piece
(MOQ)
1/4
DongGuan Viboo Electronic Technology Co.,Ltd
Send Inquiry
Radar and RF Drone Detection System
US$
22,300.00
1 Piece
(MOQ)
Arched Door Walk-Through Metal Detector
US$
220.00
-
300.00
1 Piece
(MOQ)
1/4
Shenzhen E-5continents Co., Ltd.
25 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Advanced Outdoor Security Alarm System for Fire and Theft Protection
US$
7.00
-
8.00
100 sets
(MOQ)
Portable 12V Electronic Siren Horn 135dB Security Alarm Bicolor 30w Anti-Theft Loudspeaker Cheap Price Made of Durable ABS
US$
4.20
-
4.50
100 Pieces
(MOQ)
1/4
Veise (Guang Zhou) Electronics Co., Ltd.
5.0
Send Inquiry
Veise Bsd Blind Spot Detection System Vehicle and Pedestrian Active Detection Anti Collision Warning Forklift Camera System
US$
168.00
-
250.00
1 Piece
(MOQ)
Veise Split Touch Screen Forklift Ai Camera Bsd Blind Spot Detection System Vehicle and Pedestrian Active Detection System
US$
168.00
-
250.00
1 Piece
(MOQ)
1/4
Hunan Eter Medical Co., Ltd.
Send Inquiry
High Safety Level Hospital Oxygen Manifold System Fully Automatic Digital Medical Gas Manifold Emergency Oxygen System
US$
200.00
-
8,000.00
1 Piece
(MOQ)
1/4
Hefei Sada Medical Equipment Co., Ltd.
5.0
Send Inquiry
Ultimate Sterilization System for Medical Tools and Instruments
US$
2,800.00
-
3,200.00
1 Piece
(MOQ)
1/4
Wuhan Timewave Iot Technology Co., Ltd
9 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Smart Detection Alarm for Fire Smoke/Combustible Gas/Infrared Sensor, Lora/Lorawan/RS485/4G
US$
25.00
-
35.00
100 Pieces
(MOQ)
1/4
Shenzhen Slinya Electronic Co., Ltd.
16 yrs
Send Inquiry
Security System Mini Magnetic Door Alarm Sensor Window Entry Alarm (MC06-1)
US$
0.57
-
1.12
10 Pieces
(MOQ)
1/4
Dongguan Soushine Industry Co., Ltd.
5.0
Send Inquiry
Seat Sensor Alarm Passenger Seat Alert Unbelted Passenger Alarm Sensor
US$
1.95
-
2.80
50 Pieces
(MOQ)
Automotive Seat Alert Sensor Safety Seat Sensor Alert Car Seat Belt Sensor
US$
1.95
-
2.80
50 Pieces
(MOQ)
Touch Weight Contact Point Occupancy Security Car Seat Belt Pressure Reminder Sensor
US$
17.50
-
18.00
50 Pieces
(MOQ)
Unbelted Passenger Alarm Sensor Vehicle Seat Warning System Sensor
US$
1.95
-
2.80
50 Pieces
(MOQ)
1/4
Shenzhen Sconda Intelligent Technology Co., Ltd
5.0
Send Inquiry
Home Use Digital Carbon Monoxide Alarms Indoor Detector
US$
8.00
-
12.00
1,000 Pieces
(MOQ)
Compact Stand-Alone Smoke Alarm with High Sensitivity Sensor
US$
2.20
-
3.50
1,000 Pieces
(MOQ)
Smoke Detector with High Decibel Alarm for Fire Prevention
US$
2.20
-
3.50
1,000 Pieces
(MOQ)
Home Safety Fire Alarm Smoke Detector with Long-Lasting 10-Year Life-Time Sealed Battery CE / as 3786
US$
4.70
-
5.60
1,000 Pieces
(MOQ)
1/4
Shenzhen EPT Technology Co., Ltd.
23 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Tlc2326p-Lora Advanced Ultrasonic Sensor with High-Low Level Alert for Diesel Tanks
US$
28.00
-
30.00
2 Sets
(MOQ)
Smart Life RS485 Wired Liquid Level Sensor with Tank Alert System for Safe Use
US$
30.00
-
34.00
2 Pieces
(MOQ)
Bluetooth LPG Tanks Low Level Alarm Wireless Gas Cylinder Level Sensor for Propane Bottle
US$
19.00
-
22.00
2 Sets
(MOQ)
Bluetooth Wireless Sensor LPG Tank Monitoring Device with Remote Alerts for Gas Cylinder
US$
19.00
-
22.00
2 Sets
(MOQ)
1/4
Zhengzhou Freshliance Electronics Corp., Ltd
11 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Bluetag T10 Bluetooth Wireless Temperature Data Logger Sensor
US$
5.70
-
7.50
100 Pieces
(MOQ)
Remote Bluetooth Temperature Humidity Sensor with Real Time Alerts
US$
9.50
-
25.00
2 Pieces
(MOQ)
Coeus-Uex OEM Reprogrammable Temperature Data Logger
Negotiable
2 Pieces
(MOQ)
Digital LCD Temperature Indicator Alerttag T10 Portable Thermometer
Negotiable
2 Pieces
(MOQ)
1/4
Gospell Digital Technology Co., Ltd.
25 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
Gospell DRM/Am/FM Digital Radio Gr-216 Receiver
US$
285.00
1 Piece
(MOQ)
Gr-228bp DRM Digital Radio Mondiale with Full Bands Including The Am and VHF Bands
US$
110.00
1 Piece
(MOQ)
Gospell Gr-226bp Portable Radio Internet with USB DRM Bluetooth Full Band
US$
98.00
1 Piece
(MOQ)
Gospell Gr-216 DRM Radio Receiver with Full Bands
US$
285.00
1 Piece
(MOQ)
1/4
Shenzhen Necom Telecommunication Technologies Co., Ltd.
4.5
Send Inquiry
Pocket Size RF Signal Detector for WiFi and 3G Detection WiFi Hidden Camera Signal Detector
US$
457.00
-
571.00
2 Pieces
(MOQ)
High-Sensitivity Bug Detector & Wide-Range Wireless Signal Scanner Vs-8lw From Sz Vodasafe
US$
457.00
-
571.00
2 Pieces
(MOQ)
Multi Function Hidden Camera Detector Identifies Hidden SD Card Cameras/Wireless Bugs Cell Phone Detector
US$
99.00
-
199.00
1 Piece
(MOQ)
Cutting-Edge RF Locator & Lens-Focused Hidden Camera Identifier Cell Phone Detector From Sz Vodasafe
US$
195.00
-
203.00
2 Pieces
(MOQ)
1/4
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