LG HG2 INR 18650 20A batteries. Each of these rechargeable cells is equipped with an INR lithium manganese nickel chemistry, which is a hybrid, high-performance power source, designed specifically for continuous discharge. The combination of nickel and manganese deliver a high capacity as well as a improved stability, from the manganese. The LG HG2 batteries offer a high, 3000mAh capacity for long-term powering of OEM electronic devices. The unprotected cells are even capable of pulling a 20-damp discharge. Typically, Li-ion battery packs with INR cells are utilized within LED flashlights, and other high-drain devices, such as vape and e-cigarette tools. These brown-wrapper batteries, also known as LG HG2 Chocolate, outperform the competition.