Bopai 751-006561 Large Capacity Business Casual Breathable Laptop Backpack with External USB Interface, Size: 30 x 13 x 43cm, 751-006561 Honor Spare Parts 4 inch QVGA colorful display

4 inch QVGA colorful display screen

Luminance: 250cd/m

7-inch (diagonal) all-screen OLED display

ultra-high energy efficiency radio

Bopai 751-006561 Large Capacity Business Casual Breathable Laptop Backpack with External USB Interface, Size: 30 x 13 x 43cm, 751-006561 Honor Spare Parts 4 inch QVGA colorful display1. Anti theft zip pocket on the back for secure wallet storage. 2. USB external interface design, plug and play. 3. Waterproof fabric is used, which is impervious to water. 4. Large area ventilation and heat dissipation, hollow grooves enhance air convection, and effectively cool down in summer. 5. With a card holder, easy to travel. 6. Concealed water cup position, rubber band fixed water cup, no shaking, reducing the chance of wet pack. 7. The