@Halsey28892708
calendar_today26-04-2019 08:12:16
56 Tweets
8 Followers
28 Following
4 years ago
Black face common-cathode cool screen V.S. normal led displayContrast ratio 9000:1 V.S. 4000:1 #outdoor #led #led display #screen #advertising #manufacturer #shenzhen #contrast #digital #video #hd #led wall… instagram.com/p/B0SklJ-nPHG/…