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The Arduino UNO R4 WiFi combines the power and new peripherals of the RA4M1 from Renesas with the wireless connectivity power of the ESP32-S3 from Espressif.
The Grove Beginner Kit for Arduino® is powered by one Arduino UNO compatible Board (ATmega320p based Seeeduino Lotus) together with 10 additional Grove Arduino sensors all in one piece of the board.