Huawei E5770 Mobile WiFi Pro is equipped with a powerful 5200 mAh battery that lasts all day. It also functions as a power bank for your other devices. This high-capacity battery can power the Huawei WiFi Pro phone for up to 20 consecutive hours and boasts a standby time of over 500 hours. All ports on this device are hidden and protected to ensure durability and longevity. It is also equipped with a dual Ethernet/4G connection, as well as support for automatic WAN/LAN switching. This means you can use this device wherever you go, and you won't lose connection even while traveling. The Mobile WiFi Pro makes it exceptionally easy to share files over the same Wi-Fi connection between devices thanks to its large storage space. Put the Huawei E5770 Mobile WiFi Pro in your pocket and stay connected everywhere!