M5Stack RFID Unit 2 (WS1850S)

M5StackSKU: RB-Mst-125
Manufacturer #: U031-B

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Sale price £5.07

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Only 2 units left

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  • M5Stack RFID Unit 2 (WS1850S)
  • Offers a radio frequency identification unit
  • Features two LEGO compatible holes
  • Provides working frequency is 13.56 MHz
  • Built-in WS1850S chip
  • Communication protocol: I2C

The M5Stack RFID Unit 2 (WS1850S) is a radio frequency identification unit. Built-in WS1850S chip, working frequency is 13.56 MHz. Supports reading card, writing card, recognition, recording, and encoding RF card Multiple functions such as authorization.

Use magnetic field induction technology to realize non-contact two-way information interaction, read and verify the information of proximity cards. It can be used in access control systems, check-in systems, warehouse goods entry and storage, and community vehicle entry and exit registration need Application scenarios for information verification.

  • 1x M5Stack RFID Unit 2 (WS1850S)


  • 48 x 24 x 8 mm (L x W x H)
  • Transceiver buffer: 64 bytes
  • Working temperature: -20 - 85 °C
  • Data storage: >10 years
  • Reading distance: <20 mm
  • Read and Write IC: WS1850S
  • Operating frequency: 13.56 MHz
  • Communication protocol: I2C
  • Support protocol: ISO/IEC 14443 Type A/Type B protocol
  • Development platform: Arduino, UIFlow (Blockly, Python)
  • Weight: 6 g

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