One thing [calebhollway08] would have done differently was to use something other than a 18650 battery for power, like a 21700. The question is, what will you do differently?

In a noteworthy advancement, Group1 has launched the world’s first Potassium-ion battery that has been designed within the widely utilized 18650 cylindrical form factor.

I made this amazing battery pack using 18650 cells, performing about 3X better than a LiPo battery of roughly the same weight and size. So instead of flying for 15 min, now you can fly for 45 min.

Figure 1. A 10-cell lithium nickel cobalt aluminum oxide (NCA) 18650 cell battery pack during its peak heat release rate (HRR).

NanoGraf Technologies today announced that its 18650 lithium-ion battery has achieved a new industry energy-density milestone.

If you’ve owned a laptop for a few years, you’ve no doubt encountered the problem that the battery eventually loses its ability to hold a charge. Generally what happens is that one or more of ...

Last month, the CPSC published a warning to its website asking buyers not to purchase 18650 lithium-ion battery cells. The items, which are often found in small devices like vape pens and ...

You could solder tabs on the 18650’s so they better mimic a typical alkaline battery cell, but [Travis] notes that because most solder tarnishes the electrical conductivity isn’t always the ...

Texas-based startup Group1 has developed a more sustainable alternative, and has now launched the world's first 18650 potassium-ion battery.

The new Battery Bank Charger helps reduce downtime on the job by ensuring that users always have fully recharged 18650 USB batteries at the ready.

The Consumer Product Safety Commission is warning customers against purchasing loose lithium-ion battery cells that can be used for vapes, flashlights and other small devices. In particular, the ...

Tesla’s battery supplier Panasonic is considering switching 18650 battery cell production lines, which currently supply cells for Tesla’s Model S and Model X, to 2170 cell production ...