6668062895636480 Businesspro Mall Elecfreaks Octopus Analog Rotation Brick Octopus Analog Rotation Brick is arduino compatible and can be rotated up to 300-degree. It is based on the potentiometer. With the Arduino IO expansion board, Product #: businesspro-Elecfreaks Octopus Analog Rotation Brick 2022-09-22 Regular price: $HKD$32.0 Available from: Businesspro MallIn stock