We also have a selection of Basic Starter Kit, Deluxe Starter Kit, Ultimate Starter Kit that utilize this module.DESCRIPTIONSize:50mmx32mmx15mm/1.95"x1.25"x0.58"(inch) (approx)MCU controlModule operating voltage: 5VA single module can drive an 8 * 8 common cathode latticeWith four screws hol...