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

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  1. DIYSECUR Full Complete Fingerprint And Id Card Door Access Control System +Drop Bolt Lock + Remote C
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    DIYSECUR Full Complete Fingerprint And Id Card Doo... SKU : 1291125498
    Special Price US$167.36 Regular Price US$185.96
    Out of stock
  2. Free Software API Sdk Face Recognition Camera with Qr and Card Reader
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    Free Software API Sdk Face Recognition Camera with... SKU : WCAM101119340630
    Special Price US$163.34 Regular Price US$181.49
  3. Face Recognition Reader Access Control Time Attendance
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    Face Recognition Reader Access Control Time Attend... SKU : WCAM101119340624
    Special Price US$88.15 Regular Price US$97.95
  4. Free Software Mask Detection Door Sensor SIP Access Control Door Open Linux 5 Inch Face Reader System
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    Free Software Mask Detection Door Sensor SIP Acces... SKU : WCAM101119340619
    Special Price US$87.29 Regular Price US$96.99
  5. Blue Iris Compatible VoIP SIP IP Video Doorphone Intercom Intercom for Two Way Talk and Remote Door Open
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    Blue Iris Compatible VoIP SIP IP Video Doorphone I... SKU : WCAM101119340595
    Special Price US$116.67 Regular Price US$129.64
  6. Black/White List Free Software Face Recognition Time Attendance Access Control System
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    Black/White List Free Software Face Recognition Ti... SKU : WCAM101119340591
    Special Price US$87.29 Regular Price US$96.99
  7. Beward IP Villa Indoor Monitor Video Doorbell Kit Camera SIP Intercom
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    Beward IP Villa Indoor Monitor Video Doorbell Kit ... SKU : WCAM101119340585
    Special Price US$177.17 Regular Price US$196.86
  8. Surveillance Camera Access Control System Camera Fingerprint Attendance System
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    Surveillance Camera Access Control System Camera F... SKU : WCAM101119340579
    Special Price US$87.29 Regular Price US$96.99
  9. Face Recognition Attendance Machine WiFi Door Access Control System Facial Recognition Timekeeper
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    Face Recognition Attendance Machine WiFi Door Acce... SKU : WCAM101119340578
    Special Price US$87.29 Regular Price US$96.99
  10. 5 Inch IPS Screen Face Recognition Attendance Sensor Smart Access Control System
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    5 Inch IPS Screen Face Recognition Attendance Sens... SKU : WCAM101119340577
    Special Price US$87.29 Regular Price US$96.99
  11. 5 Inch Non Touch SIM Card Biometric Attendance Machine Based Facial Recognition System Time Attendance for Cloud Develop
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    5 Inch Non Touch SIM Card Biometric Attendance Mac... SKU : WCAM101119340569
    Special Price US$87.29 Regular Price US$96.99
  12. Biometric Attendance Elevator IC Card System Elevator Access Control System with Cloud Software Employee Face Recognition
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    Biometric Attendance Elevator IC Card System Eleva... SKU : WCAM101119340564
    Special Price US$172.85 Regular Price US$192.05
  13. 16 to 24 Floors Elevator Access Control Biometric Facial Recognition Machine
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    16 to 24 Floors Elevator Access Control Biometric ... SKU : WCAM101119340556
    Special Price US$172.85 Regular Price US$192.05
  14. WiFi 8 Inch Touch Screen MIFARE Card Reader Face Scanner for Access Control
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    WiFi 8 Inch Touch Screen MIFARE Card Reader Face S... SKU : WCAM101119340548
    Special Price US$163.34 Regular Price US$181.49
  15. Hands-Free Human Body High-Temperature Alarm Device for Office and Entrance
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    Hands-Free Human Body High-Temperature Alarm Devic... SKU : WCAM101119340546
    Special Price US$43.21 Regular Price US$48.01
  16. Wireless 4.3"13.56 Card Reader Touch Screen Face Recognition Access Control Terminal
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    Wireless 4.3"13.56 Card Reader Touch Screen F... SKU : WCAM101119340545
    Special Price US$73.46 Regular Price US$81.62
  17. 13.56MHz Time Attendance Face Access with RFID Reader for Office
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    13.56MHz Time Attendance Face Access with RFID Rea... SKU : WCAM101119340544
    Special Price US$57.92 Regular Price US$64.35
  18. WiFi None Screen Face Recognition Access Controller
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    WiFi None Screen Face Recognition Access Controlle... SKU : WCAM101119340543
    Special Price US$57.92 Regular Price US$64.35
  19. Stainless Steel Exit Button Automatic Door Open Exit Button
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    Stainless Steel Exit Button Automatic Door Open Ex... SKU : NORDS101023510009
    Special Price US$2.32 Regular Price US$2.57
  20. Stainless Steel Exit Button Automatic Door Wireless Push Button
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    Stainless Steel Exit Button Automatic Door Wireles... SKU : NORDS101023510008
    Special Price US$2.32 Regular Price US$2.57
  21. Stainless Steel Exit Button Door Window Sensor Switch with Night Luminous
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    Stainless Steel Exit Button Door Window Sensor Swi... SKU : NORDS101023510007
    Special Price US$2.32 Regular Price US$2.57
  22. Stainless Steel Exit Refrigerator Door Bell Switch with Night Luminous
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    Stainless Steel Exit Refrigerator Door Bell Switch... SKU : NORDS101023510006
    Special Price US$2.32 Regular Price US$2.57
  23. Stainless Steel Exit Refrigerator Sliding Door Light Switch with Night Luminous
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    Stainless Steel Exit Refrigerator Sliding Door Lig... SKU : NORDS101023510005
    Special Price US$2.32 Regular Price US$2.57
  24. Stainless Steel Exit Refrigerator Automatic Door Switch with Night Luminous
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    Stainless Steel Exit Refrigerator Automatic Door S... SKU : NORDS101023510004
    Special Price US$2.32 Regular Price US$2.57
  25. Embedded Mount 500000 Mechanical Life Test Exit Push Button
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    Embedded Mount 500000 Mechanical Life Test Exit Pu... SKU : NORDS101023510003
    Special Price US$0.69 Regular Price US$0.77
  26. Stainless Steel Exit Refrigerator Door Switch with Night Luminous
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    Stainless Steel Exit Refrigerator Door Switch with... SKU : NORDS101023510002
    Special Price US$2.18 Regular Price US$2.42
  27. Stainless Steel Exit Door Window Sensor Switch with Night Luminous
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    Stainless Steel Exit Door Window Sensor Switch wit... SKU : NORDS101023510001
    Special Price US$2.18 Regular Price US$2.42
  28. Waterproof IP68 Wiegand Ouput Metal Single Door RFID Access Control with Luminous Keypad
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    Waterproof IP68 Wiegand Ouput Metal Single Door RF... SKU : NORDS10092216
    Special Price US$26.71 Regular Price US$29.68
  29. Multi-Biometric Facial Fingerprint Time Attendance with Access Control Wiegand Output
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    Multi-Biometric Facial Fingerprint Time Attendance... SKU : NORDS10092166
    Special Price US$101.61 Regular Price US$112.90
  30. TCP/IP SSR Self-Service Fingerprint Terminal with USB
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    TCP/IP SSR Self-Service Fingerprint Terminal with ... SKU : NORDS10092165
    Special Price US$43.40 Regular Price US$48.22
  31. UTEK UT-216 RS-232 to RS-485/RS-422 converter with 600w lightning protection active RS232 to RS485/RS422 Interface Converter
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    UTEK UT-216 RS-232 to RS-485/RS-422 converter with... SKU : UT-216
    Special Price US$16.55 Regular Price US$18.39
  32. Keyless Electronic Door Lock Invisible Intelligent Lock With Remote Control & Fingerprint Touch
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    Keyless Electronic Door Lock Invisible Intelligent... SKU : 32904896790
    Special Price US$105.82 Regular Price US$117.57
    Out of stock
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