Around here, we primarily focus on the tools and gear surrounding the construction industry. That makes the 21700 vs 18650 lithium-ion battery cell conversations incredibly relevant to us. After all, these lithium-ion power sources reach far beyond the latest cordless tools. They’re driving innovation in Teslas, hoverboards, the vaping community, and so much more.

Electric vehicles (EVs) have a growing presence all over the world. Helping to power the ever-increasing number of EVs on the roads is Panasonic’s cylindrical automotive battery business.

Under the skin: Get ready for a sea change in EV battery technology