Business Bag 2021 Multifunctional USB Computer Backpack/Gjw72002

With the external USB interface, the power of mobile phone can be guaranteed. Just connect the mobile power supply to the data cable in the bag to realize the charging function. The shoulder strap is light and lightens the load. According to the ergonomic design, it reduces the load scientifically. The back is thickened with pearl cotton to reduce the pressure and shock. The 3D honeycomb back is thickened with air permeable shoulder strap, which is refreshing, breathable, antiskid, light and high-density waterproof fabric, Protect your personal belongings, Trinity password lock, more secure!