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Search results for: 'created a spark dataframe but it doesn't exist'

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  1. Face Recognition Ai Attendance Temperature Body Temperature Measuring Thermal
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    Face Recognition Ai Attendance Temperature Body Te... SKU : WCAM101119340219
    Special Price US$319.77 Regular Price US$355.30
  2. 1 Pair Travel Luggage Wheels Bag Accessories Replacement External Suitcase Wheel Repair Travel Troll
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    1 Pair Travel Luggage Wheels Bag Accessories Repla... SKU : 32910589801
    Special Price US$2.90 Regular Price US$3.22
  3. WALFOS 100% food grade Silicone Bag Ties, Cable Management, Zip Tie Twist, All-purpose Multi-use Bag
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    WALFOS 100% food grade Silicone Bag Ties, Cable Ma... SKU : 32802006594
    Special Price US$0.58 Regular Price US$0.65
  4. 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
  5. Traffic barrier lights high altitude tower hanging LED lights solar warning
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    Traffic barrier lights high altitude tower hanging... SKU : 32961961423
    Special Price US$2.90 Regular Price US$3.22
    Out of stock
  6. Weather Station Forecast Temperature Humidity Meter Sensor Tester Hygrometer Clock Alarm Indoor Outd
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    Weather Station Forecast Temperature Humidity Mete... SKU : 32854855673
    Special Price US$18.29 Regular Price US$20.32
    Out of stock
  7. PC+ABS Anti-thunder Overload Protector 7 Outlet 2 USB Ports 2 Layer Socket EU Surge Protector Power
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    PC+ABS Anti-thunder Overload Protector 7 Outlet 2 ... SKU : 32893660992
    Special Price US$6.94 Regular Price US$7.71
  8. 2000pcs/roll 860-960MHZ frequency RFID electronic tag Alien Higgs - 3 / 4 wrist band penetration in
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    2000pcs/roll 860-960MHZ frequency RFID electronic... SKU : 1683944080
    Special Price US$691.40 Regular Price US$768.22
    Out of stock
  9. 4.85M Straight Ladder JJS511 Portable Household Extension Ladder Thicken Aluminium Alloy Single-side
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    4.85M Straight Ladder JJS511 Portable Household Ex... SKU : 32898177278
    Special Price US$91.45 Regular Price US$101.61
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  10. 2M High-quality Thicken Aluminium Alloy Single-sided Straight Ladder Portable Household 7-Step
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    2M High-quality Thicken Aluminium Alloy Single-sid... SKU : 32898141772
    Special Price US$38.17 Regular Price US$42.41
    Out of stock
  11. JJS511 High Quality Multi-function Ladder Portable Household Folding Ladder Thick Aluminum Alloy
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    JJS511 High Quality Multi-function Ladder Portable... SKU : 32898177282
    Special Price US$52.84 Regular Price US$58.71
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  12. JJS511 High-quality Thick Aluminum Alloy Multi-function Ladder Engineering Ladder Portable Household
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    JJS511 High-quality Thick Aluminum Alloy Multi-fun... SKU : 32901327815
    Special Price US$62.27 Regular Price US$69.19
    Out of stock
  13. Mini Metal Trolleys Carts Miniature Fairy Garden Craft Home Decor Art Wedding Decoration E2S
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    Mini Metal Trolleys Carts Miniature Fairy Garden C... SKU : 32895951220
    Special Price US$2.82 Regular Price US$3.13
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  14. RFID One time use disposable UHF anti tamper jewelry security tag
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    RFID One time use disposable UHF anti tamper jewel... SKU : JewelryTag
    Special Price US$0.15 Regular Price US$0.16
  15. HF tamper Alcohol spirit wine label TAG-HY130030E
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    HF tamper Alcohol spirit wine label TAG-HY130030E SKU : RFIDLiquorLabel-3
    Special Price US$0.11 Regular Price US$0.12
  16. RFID UHF EPC 4 CH Reader Station External Antenna TCP/IP Entry Level Core
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    RFID UHF EPC 4 CH Reader Station External Antenna ... SKU : HY401
    Special Price US$427.80 Regular Price US$475.34
    Out of stock
  17. 12CM Cobalt-based EM magnetic reusable tags for book store school library 1000pcs/bag, EM anti-theft strips for library syste
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    12CM Cobalt-based EM magnetic reusable tags for bo... SKU : eas_tag_library_tag
    Special Price US$25.13 Regular Price US$27.92
  18. RFID UHF Module with Ceramic Antenna 2M with TTL to USB Converter
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    RFID UHF Module with Ceramic Antenna 2M with TTL t... SKU : JRD100USB
    Special Price US$40.50 Regular Price US$45.00
  19. 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
  20. 4G WiFi Qr RFID Touch Screen Face Access Terminal Unit for School Bus
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    4G WiFi Qr RFID Touch Screen Face Access Terminal ... SKU : WCAM101119340638
    Special Price US$142.60 Regular Price US$158.45
  21. 5 Inch Free Software 13.56MHz Face Recognition Time Attendance Access Control System
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    5 Inch Free Software 13.56MHz Face Recognition Tim... SKU : WCAM101119340634
    Special Price US$95.07 Regular Price US$105.63
  22. Smart Security Devices Biometric Recorder Face Recognition Time Attendance System Elevator Access Control
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    Smart Security Devices Biometric Recorder Face Rec... SKU : WCAM101119340562
    Special Price US$85.56 Regular Price US$95.07
  23. 8 Inch Touch Screen Biometric Security Camera Face Recognition Door Access System with IC Card and WiFi
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    8 Inch Touch Screen Biometric Security Camera Face... SKU : WCAM101119340559
    Special Price US$129.64 Regular Price US$144.04
  24. LED Light Time Attendance Building Door Access Control Face Recognition Terminal
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    LED Light Time Attendance Building Door Access Con... SKU : WCAM101119340542
    Special Price US$129.64 Regular Price US$144.04
  25. Facial Recognition Camera Attendance Systems Gate Turnstile Terminal
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    Facial Recognition Camera Attendance Systems Gate ... SKU : WCAM101119340511
    Special Price US$142.60 Regular Price US$158.45
  26. Security System Access Control Face Recognition Terminal
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    Security System Access Control Face Recognition Te... SKU : WCAM101119340510
    Special Price US$142.60 Regular Price US$158.45
  27. 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
  28. 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
  29. 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
  30. 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
  31. Machine SIM Smart Security Face Recognition RFID TCP IP Wiegand Door Access Control Free Software Dynamic Facial and Card
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    Machine SIM Smart Security Face Recognition RFID T... SKU : WCAM101119340503
    Special Price US$142.60 Regular Price US$158.45
  32. ODM Custom Smart Security Facial Device Biometric Face Recognition Terminal for Wing Gate in Cbd Attendance Machine SIM Card
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    ODM Custom Smart Security Facial Device Biometric ... SKU : WCAM101119340501
    Special Price US$142.60 Regular Price US$158.45
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