Eufy (part of Anker) is the same. Our entryway is about 1/2" lower than the rest of the house. Small enough for it to fall in without triggering the edge sensor

Eufy (part of Anker) is the same. Our entryway is about 1/2" lower than the rest of the house. Small enough for it to fall in without triggering the edge sensor, too tall for it to get back out.