Here is a goal: What type of box do you use for the Riddler Device creation?

Which way makes more sense to accomplish this goal?

Available choices:
[+] You should search a home improvement supplies store such as Home Depot. Also you can go to a retail store but look for a box that is small enough so it can't fit on the back..
[+] You should search a home improvement supplies store such as Home Depot. Also you can go to a retail store but look for a box that is big enough to fit on the back..
You should search a home improvement supplies store such as Home Depot. Also you can go to a retail store but look for a box that is big enough to fit on the back.