6581623457579008Elecfreaks Octopus ADKeypad This keyboard uses an analog input to read the five key state which saves IO resource for the Arduino. It can be used together with our I/O expansion boards to Product #: businesspro-Elecfreaks Octopus ADKeypadhttps://www.businesspro.store/i/XYfOgPAAA2024-06-01 Regular price: $HKD$48.0 Available from: Businesspro MallIn stock