eufy BoostIQ RoboVac 30C Robot Vacuum with Wi-Fi (Open Box) Hey, you can only buy 3 of these. Leave some for the rest of us! This product has not been reviewed yet. out of 5 stars Condition New; Open Box Hurry only 1 left! Open Box: Boxing Box The units in this event are being sold as "open box" condition. That means that they have been opened due to being a photo sample, a tested working customer return or having damaged packaging. Some non-essential items may be missing from the box. That is the reason for the reduced sale price and the reduced warranty.