The included chamber runs up to two gels simultaneously.Contents:1 WARD’S Dual-Gel Electrophoresis Chamber1 WARD’S Variable-Voltage Electrophoresis Power Supply1 WARD’S Introduction to Agarose Gel Electrophoresis Lab Activity1 WARD’S Agarose Electrophoresis Manual1 WARD’S Agarose Electrophoresis Training Video