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Reviews (2)

01 September 2020
perfect 3.3v to 5v level shifter
perfect for rasp pi and esp32 or any 3.3v devices to correctly drive 5v

21 May 2017
Excelent product, solder skills required
This is extremely easy to use provided you know how to solder. This works very well with NTAG215 (NTAG 215) chips and cards. Used this RC522 board with an Arduino Uno R3 board.