Programmable LED smart backpack for custom art, text, and TCG-style displays Turn a clean black backpack into a moving, full-color pixel display. This app-controlled LED backpack lets you show custom pictures, animations, text, graffiti-style art, photos, and DIY designs from your phone, making it a standout bag for school, travel, conventions, vendor events, card shows, and daily carry. 64 x 64 dot full-color LED display with a 250 x 250 mm screen area. App programmable over wireless connection for pictures, animation, scrolling text, graffiti, photo, and DIY designs. Brightness controls: 25%, 50%, 75%, and 100%. Adjustable animation speed: 1-8 speed levels. USB 5V power input for use with a portable power bank. Water-resistant PU exterior with zipper closure and interior compartment storage. Large-capacity everyday carry for travel, school, outdoor use, business, events, and multi-functional daily use. Product details Model: B308 Color available: Black Material: PU Approx. backpack size: 45 x 11 x 32 cm Approx. shipment size: 48 x 36 x 20 cm Approx. shipping weight: 2.0 kg / 4.41 lb Power supply: USB 5V cable. Portable power bank is not included. Great for collectors: load your favorite pixel art, card-inspired graphics, stream branding, booth messages, or event promos and let the backpack show it in motion.