LED App Backpack | Waterproof | Smart Walking Billboard WIFI APP
64 x 64 pixel LED color screen panel, can dynamically display pictures and animations, there is a rich library of cool theme styles in the APP, you can load your own pictures and GIF animations from your phone, or you can customize it in the APP and scribble creative pictures and text. Suitable for commuting, travel, cycling, outdoor adventure, work etc. It can make you stand out in the crowd.
Waterproof Magic Smart Walking Billboard WIFI APP Control Led Screen Display Bags DIY Dynamic LED Backpack.