Apple to use Tesla ‘megapack’ batteries at its US solar farm

Apple announced on Wednesday that it is constructing one of the largest battery projects in the country called California Flats, an industry-leading, grid-scale energy storage project capable of storing 240 megawatt-hours of energy, enough to power over 7,000 homes for one day.Apple announced on Wednesday that it is constructing one of the largest battery projects in the country called California Flats, an industry-leading, grid-scale energy storage project capable of storing 240 megawatt-hours of energy, enough to power over 7,000 homes for one day.