Lunauemaya 21.5" LCD Advertising Backpack, Walking Digital Billboard, Auto ADS Player, Android-OS, 1080p, 32gb + 8gb USB, Supports Mp4 Video & Jpg Images, Split-Screen Playback, Free-Power Bank

Lunauemaya

【Mobile Digital Advertising】This backpack digital billboard runs on Android-OS with a 21.5" HD LCD screen, so your ads can reach every corner of the city with ease. Supports all popular video and image formats. Perfect for product launches, ad campaigns, or agency rentals. Low investment, high return – the smart choice for steady business growth. 【Multiple Upload Methods】This digital signage supports USB drives, phone sync, and cloud platform. Update promotional content anytime, anywhere. No format conversion or complex setup – just plug, upload and play. Its user-friendly operations makes it the ideal choice for busy marketing teams. 【Flexible Playback】The advertising player supports split-screen and full-screen playback modes, allowing you to display multiple ads, promotions, or product information simultaneously, and features auto-recovery for 24/7 stable operations in unattended outdoor environments. 【Complete Kit】Includes charger, USB drive, and mouse – just open the box and use. Also includes a free-30000mAh power bank for up to 6 hours of playback. Backpack upgraded from soft fabric to PC hard shell: stronger, lighter, impact-resistant, stylish,and perfect for outdoor use. 【Application】Ideal for street promotions, shopping malls, retail events, and restaurant marketing. Walk through subway stations, busy streets, festivals, and other high-traffic areas to boost visibility and drive sales – wherever crowds gather, your ad moves with you.