아파트 비상 센서 등 3선식 설치 동영상 초단 비상센서 등 설치
Video Statistics and Information
No captions available for this video.
Channel: 김철환
Views: 10,553
Rating: undefined out of 5
Keywords:
Id: k-Oi1F1W3qw
Channel Id: undefined
Length: 2min 10sec (130 seconds)
Published: Thu Dec 17 2020
Please note that this website is currently a work in progress! Lots of interesting data and statistics to come.