The Raspberry Pi Pico is a microcontroller development board powered by the custom RP2040 chip. With its dual-core ARM Cortex-M0+ processor, extensive GPIO pins, and built-in programmable I/O (PIO), ...
ESP32 development board (any variant with 2 UART ports) SIM808 or SIM800L + GPS module (or SIM7600 for 4G) Active SIM card with GPRS data plan (MTN Rwanda, Airtel Rwanda, etc.) 12V relay module (for ...