US Patent 10188241 Dispenser assembly

A dispenser assembly for dispensing a product is provided herein. The dispenser assembly includes a bottle configured to store the product, the bottle including a back wall. The back wall includes a substantially flat surface, and an angled surface extending outwards from the flat surface. The dispenser assembly further includes a battery holder including a housing, and a plurality of batteries contained in the housing, wherein the battery holder is positioned adjacent the flat surface of back wall of the bottle and below the angled surface of the back wall.