A kit comprising one or more of the following one or more solar modules (10)； one of more connectors (30)； and one or more integrated flashing pieces (40), wherein the one or more solar modules, the one or more connectors, and the one or more integrated flashing pieces include a first buss (16) and a second buss (18)； wherein the one or more solar modules, the one or more connectors, the one or more integrated flashing pieces, or a combination thereof include a capacitor between the first buss and the second buss so that the capacitor blocks direct current from passing through the first buss, the second buss, or both and allows an alternating: current signal, an alternating voltage signal or both to pass trough the first buss, the second buss, or both so that a discontinuity, partial discontinuity, or continuity of the one more solar modules, the one or more, connectors, the one or more integrated flashing pieces, or a combination of connections therebetween are detectable when the one or more solar modules, the one or more connectors, and the one or more integrated flashing pieces are electrically connected.
