Businesspro Mall M5Stack Mini Angle Unit with Potentiometer (行貨1年保養) ANGLE is a rotary switch Unit,simply having a 10K potentiometer inside. This unit can be used for Continuous singal dialing control, such as volume, brightness, Product #: businesspro-M5Stack Mini Angle Unit with Potentiometer (行貨1年保養) Regular price: $HKD$18.0 Available from: Businesspro MallIn stock