Power cuts during California’s devastating wildfire season have boosted demand for combined solar panels and battery storage solutions as businesses look to mitigate economic damage from future blackouts.

Billions of dollars in economic activity were lost from mass power shutoffs during wildfires in California last year. The blackouts, which were aimed at preventing live wires from sparking more fires during high winds, caused widespread disruption for Californians at the end of last year and forced schools and business to shut.