Please make sure at least 1G space left on you SD card.
Default login addr is 192.168.1.1, username / password: root / password.
Please change the login password as soon as possible once you logined.
Once you flashed the firmware into SD card, you may simply use "Upgrade" function
in LuCI (no need to decompress the .gz archive) if you want to update it.
Support 4G USB Network.
Support Flow Offloading.
Allow change the min/max CPU frequency for better performance or saving power,
default is balanced mode.
Four LuCI themes included.
Keeping configurations in upgrade is suggested, it's totally unnecessary to drop them.
Advantages
To make you feel that everything is a matter of course.