(thing) by Epsilon Thu Dec 15 2011 at 2:13:07
The 18650 is a shape of Lithium-Ion Battery that is roughly 18mm in diameter and 65mm in length. These are usually the size of battery you would find inside a laptop battery pack, but they are also used in many hobbyist applications.
I like it!

Log in or register to write something here or to contact authors.