LG HG2 (3000mah) In Batteries & Chargers Collection - IVC $13.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The industry standard 18650 battery with 3000mAh capacity and 20 Amp nominal (30 Amp max) discharge rate suits most Vaper's needs at a reasonable cost.