360SPB® 21.5 Inch LCD Advertising Backpack Screen, 1000 Nits Android 11 Digital Signage Backpack, IP65 Waterproof Walking Billboard

The 360spb 21.5 Inch LCD Advertising Backpack is a professional portable digital signage solution designed for modern outdoor marketing and mobile advertising campaigns. Featuring a 1000 nits high-brightness LCD display, this LCD Advertising Backpack ensures clear and vivid visibility even under strong daylight, making it highly effective for street marketing, brand promotion, events, exhibitions, and public advertising. As a next-generation Digital Signage Backpack, the 360spb Walking Billboard transforms traditional static advertising into a dynamic moving experience. Users can display video, images, and promotional content while walking, significantly increasing brand exposure and attracting attention in crowded environments such as city centers, trade shows, concerts, festivals, and retail activations. Built with durable IP65 waterproof and dustproof protection, this Portable Advertising Backpack is engineered for reliable performance in outdoor environments. It is designed to withstand rain, dust, humidity, and changing weather conditions, ensuring stable operation for long-term commercial use. Powered by an Android smart system, the device supports flexible content playback and efficient media management. With USB, TF card, WiFi, and Bluetooth connectivity, users can easily upload and control advertising content. The built-in CMS system allows remote content updates, scheduled playback, and multi-format advertising management. With a 5–8 hour rechargeable battery and ergonomic backpack structure, the 360spb LCD Advertising Backpack provides mobility, comfort, and efficiency for all-day marketing activities. It is widely used as a Mobile Digital Billboard, Outdoor Advertising Display, and Human Walking Advertising Screen for businesses seeking high-impact promotional solutions. The 360spb Advertising Backpack delivers a powerful combination of portability, visibility, and digital engagement, making it an ideal tool for modern outdoor advertising and brand communication.