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 ...

you don’t have to worry about battery shipping restrictions unfairly impacting small-scale producers when you can ask your recipient to go to a vape shop and buy a 18650 for a modest markup.

A China-based firm has launched a novel energy storage device that tackles the 18650-battery power challenge. Introduced by Ampace, the latest JP30 cylindrical lithium battery is claimed to be ...