9 Accumulator boxes; Accumulators and batteries; Batteries and battery chargers; Battery charge devices; Battery chargers; Distribution transformers; Dry cells and batteries; Electric accumulators for vehicles; Phototelegraphy apparatus; Photovoltaic cells; Photovoltaic cells and modules; Power adapters; Power supplies; Solar-powered battery chargers
The mark consists of stylized wording "SIGMAWATT". The name(s), portrait(s), and/or signature(s) shown in the mark does not identify a particular living individual. The wording SIGMAWATT has no meaning in a foreign language.