M5STACK RFID 2 Unit (WS1850S)


Out of stock

Approx Restocking Date: 25 to 30 Days
SKU: 1359734
  1. Product: M5STACK RFID 2 Unit
  2. Read and Write IC: WS1850S
  3. Operating frequency: 13.56MHz
  4. Communication protocol: I2C: 0x28
  5. Support protocol: ISO/IEC 14443 Type A/Type B protocol


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Out of stock

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above ₹499
1 Year Warranty
15 Days Warranty
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Brand: M5 STACK
Category: RFID card, Tags & Reader

RFID2 is a radio frequency identification unit. M5STACK RFID 2 Unit (WS1850S) is built-in WS1850S chip, working frequency is 13.56MHz. Supports reading cards, writing cards, recognition, recording, and encoding RF card Multiple functions such as authorization and authorization. Use magnetic field induction technology to realize non-contact two-way information interaction, and 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.

Useful Link:

Please click here to download the Arduino example


  1. Operating frequency: 13.56 MHz
  2. I2C data rate: Fast mode: up to 400 Kbit/s; High-speed mode: up to 3400 Kbit/S
  3. Easy to use
  4. Easy to install
  5. Good quality product

Package Includes:

1 x RFID Unit

1 x HY2.0-4P cable

SKU: 1359734 Category:
I2C data rate

Fast mode: up to 400 Kbit/s; High-speed mode: up to 3400 Kbit/s

Transceiver buffer

64 bytes

Supported protocols

ISO14443A, MIFARE, and NTAG, ISO/IEC 14443 Type A/Type B protocol

Working temperature

-20℃ ~ 85℃

Read and Write IC


Communication protocol

I2C: 0x28

Shipping Weight 0.011 kg
Shipping Dimensions 14 × 9 × 1 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Datasheet WS1850S

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Country Of Origin: China