Abstract: A storage rack for a plurality of water bottles, including: a plurality of shelves; a plurality of levelers each being configured to support the storage rack, each leveler of the plurality of levelers is operably coupled to one of a plurality of potentiometers that is located between the each leveler of the plurality of levelers and a portion of the storage rack, the plurality of potentiometers are operably coupled to a analog to digital converter that sums signals of the plurality of potentiometers and provides an indication of an amount of weight being supported by the storage rack, the amount of weight being associated with an amount of water bottles being supported by the storage rack.