Laboware is presenting the product best in quality, Digital Electronic Circuit Trainer Bread Board Model Science Labs Laboware is Manufacturer, Exporter Supplier of Digital Electronic Circuit Trainer Bread Board Model Technical Description Features : (1). Basic trainer for students to perform more than 15 basic experiment of operational amplifier. (2). Glass Epoxy PCB used as front panel of 300 x 220mm. mounted on light weight shock proof plastic cabinet. (3). On board power supplies, function generator Bread Board mounted. (4) Supplied with set of components connecting wire.