The $60 Greenworks 24V 2.0Ah Lithium-Ion Battery is $29 through Amazon, with shoppers praising its “exceptional” battery life and reliability.

The guts of the pack are pretty much what you’d expect – recovered 18650 lithium-ion cells. They don’t go into details, but we assume the 52 cells were tested and any duds rejected.

Thanks to this limited-time Amazon deal, you can grab the $60 Greenworks 24V 2.0Ah Lithium-Ion Battery for $29 right now. Shoppers are saying, “The quality is built in, the performance is great ...

French researchers have announced a prototype of an 18650 sodium-ion battery. If you’ve bought a powerful LED flashlight, a rechargeable battery pack, or a–ahem–stronger than usual LASER ...

Learn how to make a custom RC battery pack using 18650 lithium cells in a 3S1P configuration. This step-by-step guide covers everything from spot welding, wiring, to adding a BMS for safety ...

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