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Capacitive Fingerprint Reader

The Capacitive Fingerprint Reader is a standard fingerprinting module designed for secondary development, allows fast and stable fingerprint verification....
Volumetric weight: 0.03kgs
Company: Waveshare
Made in: China
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Without VAT 37.82

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The Capacitive Fingerprint Reader is a standard fingerprinting module designed for secondary development, allows fast and stable fingerprint verification.

Based on a high-speed digital processor STM32F105R8, combined with high-security commercial fingerprinting algorithm, and advanced semiconductor sensor, the Capacitive Fingerprint Reader becomes a simple but smart integration module, provides functionalities like fingerprint enrolling, image processing, feature finding, template generating and storing, fingerprint matching and searching, etc.


Sensor Type:
  • Biometrics
  • ID
Typical Input Voltage:
  • 3.3VDC
  • 5VDC
Oparating Current:
  • Digital
Communication Protocol:
  • UART
  • USB


  • Processor (CPU): STM32F105
  • Sensor: Semiconductor (capacitive)
  • Image: DPI 508
  • Image resolution: 192 x 256
  • Fingerprint capacity: 1000 (expandable)
  • Security level: 0-9 low to high security, 5 by default
  • Matching time: 1s
  • False acceptance rate: 0.0001%
  • False rejection rate: 0.01%
  • Dynamic current: <40mA
  • Operating voltage: 3.3V-5V
  • Communication: UART or USB
  • Anti-electrostatic:
    • aerial discharge: ± 15KV
    • contact discharge: ± 8KV


  • Easy to use by some simple commands, you don't have to know any fingerprint technology, or the module inter structure/calculation
  • Commercial fingerprinting algorithm, stable performance, fast verification
  • Sensitive detection, just touch the collecting window lightly, without pressing
  • Allows to freely input/output fingerprint images, fingerprint feature file and other fingerprinting actions
  • Dual communication, UART or USB
  • Processor will enter sleep and wake up when detecting, achieves low power consumption
  • Comes with rich related resources (software on PC, development SDK, tools, and examples for Raspberry/Arduino/STM32)
  • Applications:
    • Fingerprint lock
    • Fingerprint safe deposit box
    • Access control system
    • Clock in and out


  • Module: 45x30mm
  • Sensor: 33.4x20.4mm
  • Sensing area: 9.6x12.8mm


  1. Capacitive Fingerprint Reader x1
  2. PH2.0 wire 20cm 6Pin x1