Second generation of home battery systems automatically stores cheap energy for use at peak times.
British clean tech start-up Powervault has today unveiled the second generation of its home energy storage unit.
The latest version of the technology, which is available from today, will allow householders to access newly introduced smart tariffs by automatically storing energy when it is cheap for use at times of peak demand. They will also offer an emergency power socket that can keep essential equipment functional during blackouts.
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