How Long Does LEGO® Renewable Energy Add-On Set (9688) Take to Build?

A typical builder finishes LEGO® Renewable Energy Add-On Set (set 9688, 12 pieces) in about 5 minutes.

PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.