
An accumulator is an energy storage device: a device which accepts energy, stores energy, and releases energy as needed. Some accumulators accept energy at a low rate (low power) over a long time interval and deliver the energy at a high rate (high power) over a short time interval. Some accumulators accept energy. . • • • . • Wanger, E C; Willard, W E (June 1981). (report). .

A solar panel is a device that converts into by using (PV) cells. PV cells are made of materials that produce excited when exposed to light. The electrons flow through a circuit and produce (DC) electricity, which can be used to power various devices or be stored in . Solar panels are also known as solar cell panels, solar electric panel.

Electric Kiwi was established in mid-2014 and took on its first ‘test’ customers in December of that year before launching to the public in May 2015. The company's founders, which are: Julian Kardos, Phillip Andreson and Huia Burt, saw an opportunity in the electricity retailing market for a provider which leveraged the capabilities of smart meters which it and Consumer advocacy group Consumer NZ believed were being under utilised at that time.