The U.S. Consumer Product Safety Commission has issued recalls for battery packs, snow blowers, hoverboards, flashlights and power recliners in the past year, all because of fires caused by lithium-ion batteries.
With a tentative agreement to be purchased by its sister company, Tesla Motors, SolarCity is going all in on a strategy that some analysts say is ahead of its time: pairing solar systems with the automaker's energy-storage batteries.