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Designed by Alpha

Boards and kits designed by Alphatronic in Sri Lanka: ESP32 quadcopter drone, USB to RS232 converter, SIM800L RS485 controller board and custom battery packs.

Our own designs: the ESP32 WiFi quadcopter drone V1, a USB to RS232 converter, a SIM800L + ATmega328P (Uno compatible) board with RS485 for remote monitoring, and custom 3S lithium battery packs.

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