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Stackable SD Card and TF Card Shield for Arduino UNO R3 Arduino Mega 2560,Shenzhen HiLetgo Technology Co., Ltd
Nano V30 Data Logging Shield for Arduino Micro Data Logger Recorder Nano Module 33V with SD Card Interface RTC Real Time Clock: Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo W5100 Ethernet Network Shield W5100 Ethernet Expansion Board with SD Card Slot for Arduino UNO MEGA2560 : Electronics
Amazon.com: Nano V3.0 3.0 Data Record Logging Shield Module for Arduino Nano Recorder 3.3V with SD Card Interface Module RTC Real Time Clock : Electronics