Find Your Answers Here
1. Do I need to have a wifi network at home to make this outlet work?
No. you do not need, but if you have a wifi network, you can control more than one outlets at a time.
2. How hard to setup the outlet?
It is very simple, only knowledge you need is you know how to use a smart phone.
3. How to reset the outlet to its factory default setting?
Hold the reset button for 5 seconds then release, the outlet will restore its original settings.