3 Things to Know About Certified vs. Uncertified Refurbished Robot Vacuums

Certified refurbished from iRobot or Shark includes a warranty The manufacturer inspected it, fixed what was broken, and stands behind the unit.

“Refurbished” in quotes is an unregulated term Some units are just returns with a wiped-down exterior sold as-is.

Without a warranty, refurbished is just used Buy certified refurbished or buy new; anything else is a gamble.