The IJOY 21700 High Drain Rechargeable Battery comes with a 3750mAh battery capacity and 40A max continuous discharging current. It can be used with the most 21700 regulated and mechanical MODs. Long storage life, light weight and high energy density. Get it as a spare so you never have to stop vaping!
The Purple Efest 26650 Battery is a high power and high capacity electronic cigarette battery which is perfect for use with the larger 26650 mechanical mods and devices. The huge 4200mAh capacity will ensure your battery holds a very long charge.