18650-HE4 3.6V 2500mah 20A Li Ion Battery Cell

The LG 18650 HE2 sits alongside the Samsung 18650 25R as a standard in 18650 batteries. They are well balanced to provide adequate capacity, and high discharge ratings. 

The similar models are LG 18650 HE2 and Samsung inr18650 25R, usually used for replacements according to the prices, PLS Battery, as one of lithium ion battery suppliers, has good channels to offer stable supply and price for these loose cells and li ion batteries.