https://youtube.com/v/G7kZ2jmrk5YHow do bike light lumens look in real life? // Lezyne range 2022Bike lights are important when riding in the dark and It's a hard task imagining how bright a light is from the Lumen rating on the box. Today we test how th...youtube.com
이거보면 전조등은 5-600이상이면 괜찮은듯
후미등은 200정도면 충분할거
난 1000 아래는 힘든데.. 밤눈 진짜 어두움.. - dc App