1Blueth Programmable LED Displayoot 32x32 full-color pixel LED screen supports custom text animation emoji and pattern uploads via Bluetooth connection using a smartphone app. Easily change content anytime. 2Durable Lightweight Design Made from premium ABS+PC shell and Oxford cloth the backpack is wear-resistant water-repellent and lightweight at just 0.6KGperfect for daily commuting school or travel. 3USB Powered with Power Bank Support Simply connect a power bank (not included) to power the LED screen making it portable and convenient without needing an outlet. Compatible with most USB power sources. 4Creative and Eye-Catching Gift Ideal for tech lovers gamers streamers or content creators. Great for showcasing messages QR codes business promotions or simply for fun expression while on the go. Model:Small Ant LED Display Backpack Pixel: 3232 Leds spacing: P3 Power supply: power bank Connect: Bluetooth N.W..:0.6KG G.W.:1KG Carton Size:634748cm Product material: ABS+PC/0xford cloth Product size: 19.219.22.1cm