These are also called Horizontal Electrophoresis Unit/Agrose Gel/Poly Acrylamide Gel Electrophoresis (Mini size).

The unit is joint less, moulded of transparent Polycarbonate to avoid leakage.
The unit includes buffer chamber, safety lid with cables. Two combs i.e. one 1.5 mm thick with 7 or 8 wells comb. and other 1.5 mm thick with 15 wells comb.