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GROW K202 Fingerprint Control Board

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June 17, 2025
Category Connection: Fingerprint Control Board
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Tags:
#Fingerprint Access Control Board #fingerprint identification module #fingerprint recognition module
Brief: Discover the GROW K202+R503 DC12V Low Power Consumption Fingerprint Access Control Board, featuring a capacitive fingerprint module with ultra-low standby current. Ideal for secure access, it supports 120 fingerprints, adjustable relay time, and easy registration. Perfect for integration with various fingerprint modules.
Related Product Features:
  • Low power consumption with DC12V power supply and standby current of just 15uA.
  • Capacitive fingerprint module R503 with 508 DPI resolution and fast scanning speed under 0.2 seconds.
  • Supports up to 120 fingerprint registrations for flexible access control.
  • Adjustable relay time from 0.5 to 30 seconds via rotary button.
  • Easy fingerprint registration and deletion with SET button and clear audio prompts.
  • Compatible with multiple fingerprint modules including R502-A, R502-AW, R502-F, R503, and R503-M22.
  • Includes LED ring indicator with blue and red colors for operational status.
  • Free SDK files provided for Arduino, Android, .Net, and Windows for easy integration.
Faqs:
  • What is the power requirement for the GROW K202+R503 Fingerprint Control Board?
    The board operates on DC12V power supply with an ultra-low standby current of 15uA, ensuring energy efficiency.
  • How many fingerprints can be registered on the K202 control board?
    The K202 supports up to 120 fingerprint registrations, allowing multiple users to access the system securely.
  • Can the relay time be adjusted on the K202 control board?
    Yes, the relay time can be adjusted from 0.5 to 30 seconds by rotating the K2 button, providing flexibility for different applications.
  • Is the R503 fingerprint module compatible with other systems?
    Yes, the R503 module is compatible with various systems and comes with free SDK files for Arduino, Android, .Net, and Windows for seamless integration.
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