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SHENZHEN KINGJOIN AUTOMATION LTD, a factory store, selling Security & Protection items. There are 391 best seller items showing below, buy directly from them.

New Arrivals

HOT
12V /24V Electronics Lock Assembly Solenoid Low Power Consumption
US $ 3.63
US $ 6.36
-43%
(4.0)
HOT
Alarm system Waterproof Single Infrared Beam sensor 10m range Photoelectric Infrared Barrier Detector
US $ 4.20
US $ 7.36
-43%
(4.0)
HOT
20pc tags DC12V Door&gate Access Control system Electronic integrated RFID Door Rim lock w/ 1000 users RFID reader for intercom
US $ 16.68
US $ 28.76
-42%
(5.0)
HOT
2G/3G/4G/5G GSM SMS Access Controller ,Quad-band, can work in the worldwide GSM networks RTU5024
US $ 23.41
US $ 40.36
-42%
(5.0)
HOT
500KG Automatic Remote Control Door Opening System Articulated Arm Swing Gate Opener
US $ 209.99
US $ 428.56
-51%
(5.0)
HOT
Linear Actuator DC Worm Gear Automatic Swing Gate Opener (Photocells, Lamp,Push Button,Gsm Operator Optional)
US $ 248.38
US $ 506.90
-51%
(5.0)
HOT
24.125GHz Universal Microwave Motion Sensor automatic swing sliding glass door infrared beam sensor for automatic door opening
US $ 11.85
US $ 22.36
-47%
(5.0)
HOT
1Pcs DC12V 2A Mini Electromagnetic Locks Energy-Saving Long-Life Electronic Locks 73*59*13MM For File Cabinet Door Lock Tools
US $ 0.50
US $ 0.98
-49%
(5.0)
1PC Smart Solenoid Electromagnetic Door Lock DC 12V Electronic Lock anti-theft Electric Control Cabinet Drawer Lock 80*59*13mm
US $ 0.56
US $ 0.98
-42%
(5.0)
HOT
Custom made DC 12V 2A Solenoid Electromagnetic Electric Control Cabinet Drawer Lockers Lock latch
US $ 0.56
US $ 0.98
-42%
(5.0)
Small Electromagnetic Lock DC 12V2A Supermarket Intelligent Locker Electronic Lock Access Control Electric Lock Mailbox Lock
US $ 1.92
US $ 3.36
-43%
(4.0)
DC12V Cabinet Door Lock Electric Lock Assembly Solenoid For Door Electronic Controlled System 54*41*24mm
US $ 0.90
US $ 1.56
-42%
(5.0)
HOT
Special price Small electromagnetic lock DC 12V1.5A supermarket intelligent locker electronic lock access control electric lock
US $ 1.92
US $ 3.36
-43%
(5.0)
Compensation for postage differences and additional charges
US $ 10.00
(5.0)
HOT
DC12V 0.8A Metal Electric Magnetic Lock Solenoid Door Storage Cabinet Bolt Drawer File Electronic Lock Access Control Accessorie
US $ 3.51
US $ 6.16
-43%
(5.0)
DC-12V electrical Lock Picks latch Electromagnetic Lock for Electronic Locker Smart Cabinet Lock with spring rod up to 330lbs
US $ 3.11
US $ 5.45
-43%
(5.0)
HOT
Universal 12V To 265V Outdoor LED Signal Alarm Light Strobe Flashing Emergency Warning Lamp Wall Mount for Automatic Gate Opener
US $ 4.97
US $ 10.36
-52%
(4.0)
HOT
WiFi Controller AC220V Electric Linear Actuator 200kgs Engine Motor System Automatic Swing Gate Opener with Dual Thick Arms KIT
US $ 286.58
US $ 521.05
-45%
(5.0)
HOT
Best Quality Integrative UHF RFID card reader 6M long range 8dbi Antenna RS232/RS485/Wiegand of parking management system
US $ 97.76
US $ 168.56
-42%
(5.0)
20m~150m Alarm 2 Beam Photoelectric Infrared Beam Detector/anti tamper output perimeter protection two beam infrared sensors
US $ 12.86
US $ 22.56
-43%
(5.0)
HOT
LED alarm lamp Voiced four co12V/24V/110V/220V
US $ 3.40
US $ 5.96
-43%
(5.0)
Double Channel Loop Detector For Car Park Management And Toll System 220V 110V 12V 24V
US $ 28.28
US $ 48.76
-42%
(5.0)
Electronic door lock 12V small electric locks cabinet locks drawer small electric lock access control system
US $ 0.89
US $ 1.56
-43%
(5.0)
HOT
PD132 Vehicle Single Loop Detector With 230V AC , 115V AC, 24V DC/AC, 12V DC/AC
US $ 14.46
US $ 25.36
-43%
(5.0)
Shipping supplement the price difference
US $ 1.00
(5.0)
HOT
Outdoor IP66 Waterproof Embedded Fingerprint Access Control RFID reader controller Electronic Door Opener System Outdoor IP66
US $ 1.79
US $ 3.66
-51%
(5.0)
HOT
Outdoor Waterproof Electrical 24V DC Automatic Electric Lock for Aleko
US $ 24.68
US $ 50.36
-51%
(5.0)
Professional balck Electronic Door Lock 80*60*13mm DC 12V Iron Electromagnetic Lock for Smart Express Cabinets Storage Door Lock
US $ 0.48
US $ 0.98
-51%
(5.0)
HOT
Automatic Dual Arms Electric Swing Door Gate Opener Operator Motor Actuator Ccloser Swing Gate Opener + Wifi Control System
US $ 522.64
US $ 1,045.28
-50%
(4.5)
HOT
Alarm Sensor Infrared safety beam IR Relay NC/NO Photocells automatic window gate door Garage Barrier Detector Newest Universal
US $ 3.30
US $ 7.51
-56%
(3.0)
HOT
Dual Gate Openers Engine Motor System Automatic Door AC220V/AC110V Swing Gate Driver Closer Actuator Perfect Suit Gates Opener
US $ 259.89
US $ 519.79
-50%
(5.0)
HOT
Tuya WIFI Automatic Gate Opener Home Farm Villa Swing Gate for 16' Long or 600LB Easier Open's Gate Closer C01 Linear Actuator
US $ 359.97
US $ 719.94
-50%
(5.0)
HOT
12VDC Mini Electric Bolt Lock for Cabinet Small Cabinet Lock/Solenoid Door Lock
US $ 1.65
US $ 3.36
-51%
(5.0)
HOT
10pcs/lot New USB RFID ID Contactless Proximity Smart Card Reader EM4001 EM4100 Windows
US $ 32.61
US $ 66.56
-51%
(5.0)
Electric Gates Electric Swing Gate Opener 300 KG Swing Gate Motor
US $ 334.91
US $ 669.83
-50%
(5.0)
300KGS Double-leaf Swing Gate Operator, Swing Gate Opener ,with circuit board and 2pcs Remote control
US $ 309.00
US $ 618.00
-50%
(5.0)
HOT
DC12V 0.8A Metal Electric Magnetic Lock Solenoid Door Storage Cabinet Bolt Drawer File Electronic Lock Access Control Accessorie
US $ 3.02
US $ 6.16
-51%
(5.0)
24VDC Automatic Electric Gate Lock for Swing Gate Operator Opener system
US $ 24.68
US $ 50.36
-51%
(5.0)
HOT
IP55 Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate /Relay Door Safety Infrared Photocells
US $ 3.61
US $ 7.36
-51%
(5.0)
HOT
Electric gates / Electric Swing Gate Opener 300 KG Swing Gate Motor With 2 Remote Control wit 1 pair of photocells 1 alarm light
US $ 345.89
US $ 678.22
-49%
(5.0)
HOT
7612 Metal Rfid Access Control Keypad Support 1000 Users 125KHz ID Card Reader Electric Digital Password Door Lock
US $ 12.03
US $ 24.56
-51%
(2.0)
HOT
sliding gate operator and sliding gate opener for home automation to 500KG/600KG/800KG/1200KG
US $ 128.41
US $ 401.28
-68%
(5.0)
HOT
300KG Folding Automatic door operator swing door pull arm type intelligent motor one key remote door opener
US $ 448.20
US $ 878.82
-49%
(5.0)
HOT
12V 24V barrier gate 2 channel car PD232 loop detector for Access control system
US $ 23.89
US $ 48.76
-51%
(5.0)
1PCS DC12V 2A Electromagnetic Lock Electronic Locks For Locking Sell-Machine Storage Shelf File Cabinet
US $ 0.48
US $ 0.98
-51%
(5.0)

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US $ 60.96
US $ 121.92
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(5.0)
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US $ 12.68
US $ 20.13
-37%
(5.0)
32 Bit Metal Shell Access Control System TCP/IP Four Door Controller Moisture-proof Anti static Anti surge
US $ 88.58
(5.0)
6-in-1 Air Quality Tester Real-Time Air Quality Meter Portable Temperature Humidity Detector for Home Cars Plants
US $ 18.80
US $ 37.60
-50%
(5.0)
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US $ 8.17
US $ 14.59
-44%
(5.0)
Aqara Smart Natural Gas Detector Zigbee Gas Leak Alarm Intelligent Linkage Smart Home Security For Xiaomi mi home Homekit APP
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US $ 47.19
-37%
(4.8)
Portable Breath Alcohol Tester with LED Digital Display Alcohol Detector Alcotester for Personal & Professional Use
US $ 15.12
US $ 36.88
-59%
(5.0)
ANJIELO Doorbell Video Intercom System Accessories DC 12V Access Control Power Controller | Electric Lock | Electromagnetic Lock
US $ 47.98
(5.0)
8" Multi-Biometric Access Control & Attendance Terminal - Face Fingerprint Palm Vein, WiFi 4G TCP/IP
US $ 158.09
(5.0)
1pc Red First Aid Kit Emergency Survival Bag Handbag Trauma Bag Compact Rescue Tote Bag Portable Medicine Storage Bag
US $ 5.97
US $ 11.94
-50%
(5.0)
Clock in attendance machine facial recognition fingerprint recognition hybrid machine
US $ 108.49
US $ 180.81
-40%
(5.0)