"tri fold led display"

Çok Açılı Üç Katlı LED Ekranlı Yüksek Çözünürlüklü LED Reklam Makinesi

The three-fold LED advertising machine can be folded left and right to display different content on both sides. It requires no installation and can be used as soon as it is powered on. When unfolded, it becomes a large screen, and can be published and played with one click on a mobile phone. 1. ...