Answer questions with experiments!

question:
That's a Chinese 433Mhz transmitter and receiver switch. so far fine... what was that all about?
you need to say some thing or print some thing in any language. Dumb people like me may not understand.

[@Alexander_Bahgheera]

Now this! Is what I need at 3:35am😮 This pleases my brain greatly.

[@GONCALVES1968]

. 👍 .