21/700 6000mAh Highest MAH Red Compatible With Fogstar Energy Works + No Band With Sub Ohm Kit No Nicotine + Band (2-PACK) . Maximum power with 6000mAh capacity, perfect for those who need long-lasting life. Extend your power, extend your session—the Energy 6000 21/700 (FS6000) delivers an impressive 6,000 mAh capacity in the popular 21/700 cell format. With a dependable 10 A continuous discharge rating, it's ideal for devices that favour long runtime over extreme power draws. Key Features Massive 6 Ah Capacity – Delivers unmatched endurance for your mod or device. 10 A Discharge Rate – Perfect for moderate power output without overheating. Flat-Top, Unprotected Cell – Compact and convenient for a wide range of mod designs. Quality – Engineered for trusted performance and durability.