5977861919997952 Businesspro Mall Elecfreaks Octopus Water level sensor Octopus Water level Sensor is the water level electric brick in our Octopus series, the basic design is from the Octopus electric bricks and the setting of its Product #: businesspro-Elecfreaks Octopus Water level sensor 2023-01-29 Regular price: $HKD$45.0 Available from: Businesspro MallIn stock