9483WK Breadboard-Prototype Design Aid Breadboard with - Terminals: 1,660 test points, 252 separate 5 point terminals, plus 8 horizontal bus lines Binding posts: Three coded black, red, and green Breadboard dimensions: 5 1/4 wide, 8 1/2 long Also includes the JW-70 jumper wire set, made in Taiwan For 30 years Elenco has been using their strong engineering and design skills to develop reliable, affordable electronic test equipment, tools, and educational kits