Adapter Board - SODIAL(R) RS232 D-SUB DB9 Female Adapter to Terminal Connector Signal Module Product Name : DB9 Adapter;Total Size : 45 x 31 x 18mm/1.8" x 1.2" x 0.71"(L*W*H) Fixing Hole Diameter : 3mm;Fixing Hole Center Distance : 6mm/0.24" Material : Metal, Electric Part;Color : Black, Green Weight : 25g