• This backpack requires connecting to a power bank for use, but please note that the power bank is not included in the product. Therefore, it is necessary for you to prepare your own power bank separately.
• Stylish and Durable: The Gelrova Devil's Eye Sling Bag boasts a bold, rugged design that makes a statement. Perfect for those looking to express their unique style, this bag is crafted from premium ABS and PVC materials, ensuring both durability and longevity.
• Ample Storage Space: With multiple independent compartments, this sling bag provides enough room to accommodate your essentials such as a folding umbrella, iPad mini, cosmetics, tissues, keys, and even a water bottle. Plus, it comes with a convenient back pocket for storing your iPhone and wallet.
• Versatile and Waterproof: Ideal for everyday use, this waterproof sling bag can be worn as a shoulder bag, crossbody bag, or even around your waist. The adjustable shoulder strap allows for a customized fit, catering to different body types and needs.
• How to use: Download LOY EYES from the app store. Use the built-in USB port (inside the backpack) to connect the power pack. After the mobile phone turns on the bluetooth and the connection is successful, open the APP application. You can add subtitles, animated GIFs and images and display them on the LED screen. The backpack is compatible with any power bank with output above 2A (We don't provide power bank)