Making battery packs is a common pursuit in our community, involving spot-welding nickel strips to the terminals on individual cells. Many a pack has been made in this way, using reclaimed 18650 cells ...

With 18650 cells as cheap and plentiful as they are, you’d think building your own custom battery packs would be simple. Unfortunately, soldering the cells is tricky, and not everyone is willing to ...

Streamlight's 18650 Battery Bank Charger was designed to help first responders, industrial technicians and other users maintain and charge up to eight Streamlight® 18650 USB rechargeable lithium ion ...

The vast majority of our portable electronic gadgets, and the new wave of electric transportation, are powered by lithium batteries. Texas-based startup Group1 has developed a more sustainable ...

After a teardown of Tesla’s since discontinued 85 kWh battery pack, long-time Tesla owner and battery tinkerer Jason Hughes was the first to bring up the fact that Tesla’s packs don’t always have the ...