Arduino Pro Mini 3.3V - 8 MHz - Atmega328 is a small-sized microcontroller board with low power consumption. It features 14 digital GPIO pins, 8 analog input pins, and operates at a 3.3V logic level. Ideal for projects requiring compactness and low power requirements, the Pro Mini requires an external USB-TTL converter for programming.

ZOYI ZT-702S: Professional 2-in-1 Oscilloscope and Multimeter. 10MHz band, 48MSa/s sampling. Powerful, compact and precise measurements.