Bernstein compact mobil electricians service cases bernstein 7300 this compact mobil electricians service case from bernstein is a multipurpose trolley case ideal for transporting tools for the assembly and maintenance of electrical devicesthe case moves on sturdy integrated casters and has a telescopic handle 950mm it is made from moulded impact resistant textured plastic shells with an aluminium frame the case is equipped with 3 removable tool trays which together accommodate 3