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Amazon.com: ESP-WROOM-32 ESP32 ESP-32S Development Board 2.4GHz Dual-Mode WiFi + Bluetooth Dual Cores Microcontroller Processor Integrated with Antenna RF AMP Filter AP STA Compatible with Arduino IDE (1 PCS) : Electronics
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ESP32 3D Printer Motherboard, 3D Printer Control Board 520Kb RAM Back EMF Protection For Serial Screen - Walmart.com
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