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AA battery power projects

Final-year project topics built with AA battery power — working builds, abstracts and honest quotation pricing.

Long-Range LoRa Text Messenger for Off-Grid Communication — project thumbnail preview
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Long-Range LoRa Text Messenger for Off-Grid Communication

This project builds two handheld text-messenger units that talk directly to each other over LoRa radio — no mobile network, n...

OLED Display Arduino IDE · C/C++ ATmega328P
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