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Welaso Smart Bluetooth LED Backpack with Colorful LED Sign Panel and Programmable, DIY Laptop Daypack Bag,Black (Medium 21L,with Rain Cover)

Suitable Scenarios: This backpack has a built-in Bluetooth full-color LED screen. It is a programmable sign for portable billboards, advertisements, holiday wishes, slogans, and business promotions. Suitable for commuting, traveling, cycling, outdoor adventure, work, causal bag, hiking backpack,or even surprise gifts for friends.
Easy to Use 3 steps: Plug in the power bank --Pair the Backpack to your smartphone device by Bluetooth connection--Use the APP to control displayed images, animations or text right on your Backpack. It's so easy!
Highlight Features: 64*64 High brighten dot matrix screen,supports text, pictures and animations display. Large capacity,Double layer independent,Water Resistant, Zipper Closure,Trolley Box Nesting, Anti-theft, Durable Polyester nylon material,Mesh back, High Elastic Pad design
Space &Size:Backpack size: 16.5*12.5*5.9 inches,large capacity(21L volume) with double layer storageand there are many compartments in each layer,

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Welaso Smart Bluetooth LED Backpack with Colorful LED Sign Panel and Programmable, DIY Laptop Daypack Bag, Black (Medium 21L, with Rain Cover)

Additional Information
First Listed on Newegg	October 25, 2025

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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