The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...
But if you want something a little more versatile, you may want to consider plugging a full-fledged computer into your TV.
Your Pi is way more capable then you think it is.
RealTek RTL8159 10GbE to USB 3.2 adapters sell for $55 and up, and perform best on 20 Gbps USB ports, not so much on ...