MYKYLIN LED Backpack Waterproof, 96 * 128 Pixel, Customizable Images, Black

Unique LED Backpack: This innovative backpack features a high-definition 96*128-pixel color LED screen panel with a size of 7.84 * 10.83 in (20* 27.5 cm). The pixel pitch is only 2mm, enabling it to display dynamic text or images with great precision. Cool and eye-catching, suitable for cycling, work, advertising promotion, various festivals and parties. When you turn off the LED screen, it is hardly noticeable against the black background and can be used as an ordinary backpack. ^^
Customized & APP Control: The APP is compatible with both Android and iOS systems. You can download and use it for free from Google Play Store and App Store. There are abundant materials available for selection within the APP. You can also create your own texts and pictures, or upload GIF animations directly. Through the APP, you can switch On/Off the LED and adjust the display brightness.
^^ Easy to Use: First of all, you need to prepare a power bank by yourself. It is recommended to choose one with a capacity of 5000-10000mAh. Plug the USB-A cable in the backpack into the power bank. Download the APP LOY PLAY on your mobile phone. You can search for LOY PLAY or scan the QR code on the instruction manual. Open the APP and connect to the backpack.
^^ Please Note: The backpack must be connected within the APP; connecting directly in the Bluetooth function of the mobile phone will prompt a connection failure.
^^ Large Capacity: This notebook backpack measures 16.5 * 12.3 * 6.3 in (42* 31.2 *16cm) in size and has a capacity of up to 23L. It is internally equipped with multiple layers of compartments, which are convenient for accommodating tablets, wallets, books, 16-inch laptops, etc., and can meet the needs of daily work and study. ^^ High
Quality & Waterproof: This waterproof backpack is made of high-quality Oxford cloth, nylon and plastic film and other waterproof fabrics. It is equipped with a hidden waterproof zipper, adjustable wide shoulder straps and breathable mesh back panel. It is not only comfortable to carry but also durable and wear-resistant. ^^
Warranty & After-Sales Service: If you like this LED backpack, you don't need to worry about the purchasing experience. We will offer you unconditional free return or exchange. If you have any questions about the product, please contact us and we will reply promptly.