Hellow guys, Welcome to my website, and you are watching pinMode(noise, OUTPUT);Obstruction Detector Project with Arduino Nano and LDR #arduinonano. and this vIdeo is uploaded by Arduino GURU 2.0 at 2024-12-24T08:00:11-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.