RANCHO PALOS VERDES, Calif.--(BUSINESS WIRE)--Powerstorm ESS (OTC: PSTO) (“Powerstorm” or “the Company”) (www.powerstormess.com) announced today that it has completed production and testing of its first commercial scale Modular Energy Storage Solution (MESS) unit. The MESS is a hybrid “off-grid” system that uses solar and wind energy, along with a generator and lithium ion batteries for backup, to efficiently generate, store, and distribute between 5kWh and 750kWh of DC power for a variety of a
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