21.5" LCD Backpack, 1000nits Brightness Digital Backpack Display, LCD Touchscreen Backpack, Human Walking Billboard Sending Program with U-Disk/Phone APP, and CMS Input Auto ADS Player, Android OS
| Country | USA |
| Brand | BOLOSTA |
| Binding | Apparel |
| Model | 8830 |
| Warranty | no warranty |
| Color | Black Dot-1pcs |
| Height | 13 |
| Length | 19 |
| Weight | 2.6 |
| Width | 9.5 |
| Size | Large |
| ReleaseDate | 0000-00-00 |