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  1. Showing 1 - 36 out of 135 results for "how is a lie detector machine made"
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      USB Polygraph 2: Police Edition - Home Lie Detector Machine
      USB Polygraph 2: Police Edition - H…
      A
      Amazon.com
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      Real Home Polygraph Lie Detector Machine Original Edition
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      5
      3.8
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      Real Home Polygraph Lie Detector …
      A
      Amazon.com
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      Lie Detector
      Lie Detector
      A
      Amazon.com
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      Real Lie Detector PRO
      Real Lie Detector PRO
      A
      Amazon.com
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      Polygraph Lie Detector With 2 Sensors With AI Integration, Made By Experts. Biosignals. Electronic Games.
      Polygraph Lie Detector With 2 Sens…
      E
      eBay.com
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      USB Polygraph Machine - Home Lie Detector Testing Kit
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      USB Polygraph Machine - Home Li…
      A
      Amazon.com
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      Grass Model 7 Lie Detector Polygra…
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      US eBay
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      Owlhouse Upgrade Portable Electri…
      A
      Amazon.com
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      USB Polygraph 2: Police Edition - H…
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      Amazon.com
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      USB Polygraph 3: Military Edition - …
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      Amazon.com
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      USB Polygraph Machine Real Hom…
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      eBay.com
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      Polygraph Lie Detector Physio Trac…
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      eBay
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      2 Police Edition - Home Lie Detecto…
      U
      Ubuy Global
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      Electric Finger Lie Detector, Upgrad…
      E
      eBay.com
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      Polygraph Test, Lie Detector, Electri…
      $114.02
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      warehousesoverstock
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      Branded Usb Polygraph Real Hom…
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      eBay.com
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      PG Series Computerized Polygraph …
      U
      USA_AliEx
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      Usb Polygraph Real Home Lie Dete…
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      eBay
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      Gawertoy Electric Finger Lie Detect…
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      eBay.com
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      Lie Detection Test Machine Finger …
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      eBay
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      Wholesale Customized Micro Electri…
      A
      Alibaba.com
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      Dektor PSE101 Psychological Stres…
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      US eBay
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      LIE DETECTOR
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      US eBay
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      2: Police Edition - Home Lie Detecto…
      bbpays
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      Grass Model 7 Lie Detector Polygra…
      E
      eBay.com
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      Yudong Upgrade Micro Electric Sho…
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      eBay.com
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      Polygraph Test Machine The Lie De…
      $145.10
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      warehousesoverstock
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      Discovery Kids Electronic Lie Detect…
      $88.00
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      eBay
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      JINYUN YC5187B Mini Electric Sho…
      A
      Alexnld.com
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      Viferr Micro Electric Shock Lie Dete…
      E
      Everymarket INC
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      3.8
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      USB Polygraph Machine Real Hom…
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      US eBay
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      YUDONG Upgrade Micro Electric S…
      A
      Amazon.com
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      Lie Detection Test Machine, Micro E…
      $114.98
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      warehousesoverstock
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      Dektor PSE101 Psychological Stres…
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      Lie Detector Voice Analyser
      A
      Amazon.com
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      Adjustable Micro Electric Shock Lie …
      D
      dhgate.com
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