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Search results for: 'OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol)'

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  1. 433MHz Wireless Remote Control Switch 2CH Relay Receiver Module + Learning Code 1527 Transmitter rem
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    433MHz Wireless Remote Control Switch 2CH Relay Re... SKU : 32826660666
    Special Price US$2.76 Regular Price US$3.07
  2. uhf rfid module R2000 chip smart card read module USB 2.0 RS232 interface with four antenna ports fo
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    uhf rfid module R2000 chip smart card read module ... SKU : CFR2000
    Special Price US$238.53 Regular Price US$265.04
  3. School Bus 4G Face Access Camera Time Attendance Machine with Free Software and Sdk
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    School Bus 4G Face Access Camera Time Attendance M... SKU : WCAM101119340639
    Special Price US$142.60 Regular Price US$158.45
  4. HTTP/Mqtt Free Sdk/API Software 10 Inch Qr+RFID Face Recognition Access Control Outdoor
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    HTTP/Mqtt Free Sdk/API Software 10 Inch Qr+RFID Fa... SKU : WCAM101119340599
    Special Price US$142.60 Regular Price US$158.45
  5. 7 Inch Access Control Face Recognition Biometric Face Reader
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    7 Inch Access Control Face Recognition Biometric F... SKU : WCAM101119340598
    Special Price US$142.60 Regular Price US$158.45
  6. Intelligent Face Recognition Access Control for Attendance
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    Intelligent Face Recognition Access Control for At... SKU : WCAM101119340509
    Special Price US$142.60 Regular Price US$158.45
  7. Biometric Attendance System Facial Recognition Terminal
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    Biometric Attendance System Facial Recognition Ter... SKU : WCAM101119340508
    Special Price US$142.60 Regular Price US$158.45
  8. Based on Linux Face Recognition System Access Control Terminal
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    Based on Linux Face Recognition System Access Cont... SKU : WCAM101119340507
    Special Price US$142.60 Regular Price US$158.45
  9. CCTV System Face Recognition Machine Terminal for Turnstile
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    CCTV System Face Recognition Machine Terminal for ... SKU : WCAM101119340506
    Special Price US$142.60 Regular Price US$158.45
  10. Turnstile Terminal Access Control Face Recognition System Device
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    Turnstile Terminal Access Control Face Recognition... SKU : WCAM101119340505
    Special Price US$142.60 Regular Price US$158.45
  11. Linux System Access Control Facial Recognition System Terminal for Turstile Gate
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    Linux System Access Control Facial Recognition Sys... SKU : WCAM101119340504
    Special Price US$142.60 Regular Price US$158.45
  12. Support WiFi and Bluetooth Gate Open Face Recognition Door Access Control
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    Support WiFi and Bluetooth Gate Open Face Recognit... SKU : WCAM101119340502
    Special Price US$142.60 Regular Price US$158.45
  13. Face Recognition Terminal for Turnstile Access Control Systems
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    Face Recognition Terminal for Turnstile Access Con... SKU : WCAM101119340500
    Special Price US$142.60 Regular Price US$158.45
  14. Shenzhen Manufacturer 7inch Screen Face Recognition Attendance Machine
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    Shenzhen Manufacturer 7inch Screen Face Recognitio... SKU : WCAM101119340499
    Special Price US$145.01 Regular Price US$161.12
  15. Door Management Intercom Face Identification Waterproof Facial Recognition Time Attendance with Access Control Function
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    Door Management Intercom Face Identification Water... SKU : WCAM101119340497
    Special Price US$232.25 Regular Price US$258.05
  16. Facial Communication with TCP IP Time Attendance WiFi Recognition Card Reader Access Control Keypad Face Capacity Waterproof
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    Facial Communication with TCP IP Time Attendance W... SKU : WCAM101119340496
    Special Price US$142.60 Regular Price US$158.45
  17. Scan Management Employees Facial Card Recording Recorder Dynamic Face Recognition Time Biometric Clocking in Machine
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    Scan Management Employees Facial Card Recording Re... SKU : WCAM101119340494
    Special Price US$142.60 Regular Price US$158.45
  18. Facial Recognition Big Size Screen Live Scan Multi- 3D Face Time Biometric Products for Attendance and Access Control
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    Facial Recognition Big Size Screen Live Scan Multi... SKU : WCAM101119340493
    Special Price US$142.60 Regular Price US$158.45
  19. Capacity Biometric Facial Bio Smart Card Reader Automatic School Bell Face Recognition Authentication Adms Time Attendance
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    Capacity Biometric Facial Bio Smart Card Reader Au... SKU : WCAM101119340492
    Special Price US$142.60 Regular Price US$158.45
  20. Remote Access System with Cloud Server Data Central Attendance Biometric Devices Work Time Attendance and Door Access Control
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    Remote Access System with Cloud Server Data Centra... SKU : WCAM101119340491
    Special Price US$142.60 Regular Price US$158.45
  21. 2n Relay Outputs Metal Keyboard 4-Operation Mode Metal Metal Single Door RFID Elevator Access Control
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    2n Relay Outputs Metal Keyboard 4-Operation Mode M... SKU : NORDS10092167
    Special Price US$10.74 Regular Price US$11.93
  22. ZK Multibio700 Face Access Control Door Controller With Fingerprint And RFID Card Reader 1500 Face C
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    ZK Multibio700 Face Access Control Door Controller... SKU : 32266908299
    Special Price US$101.61 Regular Price US$112.90
    Out of stock
  23. DIYSECUR TCP/IP USB Fingerprint ID Card Reader Password Keypad Door Access Control System + Power
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    DIYSECUR TCP/IP USB Fingerprint ID Card Reader Pas... SKU : 32788518520
    Special Price US$55.16 Regular Price US$61.28
    Out of stock
  24. DIYSECUR Full TCP / IP Fingerprint ID Card Reader Door Access Control Kit + Magnetic Lock + Exit
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    DIYSECUR Full TCP / IP Fingerprint ID Card Reader ... SKU : 1290724467
    Special Price US$149.50 Regular Price US$166.11
    Out of stock
  25. DIYSECUR 1000 Users Fingerprint 125KHz RFID Card Reader 2 In 1 Door Lock Access Controller Kit Plast
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    DIYSECUR 1000 Users Fingerprint 125KHz RFID Card R... SKU : 32838440378
    Special Price US$19.16 Regular Price US$21.29
    Out of stock
  26. Free SDK uru 4000b Digital Persona USB Biometric Fingerprint sensor Fingerprint Reader URU4000B scan
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    Free SDK uru 4000b Digital Persona USB Biometric F... SKU : 32353252060
    Special Price US$50.12 Regular Price US$55.69
  27. Lanxstar Micro Type Intelligent Lock Fingerprint Smart Anti-theft Door Interior Door Remote Blueto
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    Lanxstar Micro Type Intelligent Lock Fingerprint... SKU : 32811125059
    Special Price US$283.46 Regular Price US$314.96
  28. Original Xiaomi Aqara Mijia Smart Door Touch Lock ZigBee Keyless Fingerprint Password 4in1 Mi Home A
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    Original Xiaomi Aqara Mijia Smart Door Touch Lock ... SKU : 32851120796
    Special Price US$190.13 Regular Price US$211.25
  29. Original xiaomi Mijia aqara Smart door lock ,Digital Touch Screen Keyless Fingerprint+Password work
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    Original xiaomi Mijia aqara Smart door lock ,Digit... SKU : 32836642835
    Special Price US$336.97 Regular Price US$374.41
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