Parallel Digital PCB Microcontroller Module Blank Board Robot Electronic Building Blocks (3 PCS)
Brand N/A Model N/A Quantity 3 Color Blue Material FR4 Features Can use 8550 triode tube drive digital tube; Working voltage 3.3V to 5V; PCB board size: 4.8 x 2.0cm Specification The product is blank board Application SCM experiment and development English Manual/Spec Yes Packing List 3 x Boards 1 x English manual