Specification Binding : Personal Computers Brand : ACEIRMC Color : 3pcs Label : ACEIRMC Manufacturer : ACEIRMC Model : 16252 PackageDimensions_Weight : 0.03968320716 PackageDimensions : L:4.9999999949 X W:2.699999997246 X H:0.49999999949 PartNumber : 16252 ProductGroup : PC Accessory ProductTypeName : MOTHERBOARD Publisher : ACEIRMC SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/51sW3DUAjoL._SL75_.jpg SmallImage_Width : 75 Studio : ACEIRMC Title : ACEIRMC Pro Micro for Atmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Development Board Microcontroller Compatible for Pro Micro Serial Connection with arduino Pin Header (3pcs) Weight : 0 WeightUnit : pounds