Buy the Geek Vape Aegis Boost Plus 40W Pod Mod Kit that uses a single 18650 battery (not included) to generate a 5-40W output range, and has a refillable pod with a 5.5mL e-juice capacity. Compatible with the G.Coil Boost Formula Coils when paired with the Boost Plus deliver delicious flavored vapor at the press of a button. Constructed from durable zinc-alloy and leather, the Boost Plus is IP67 rated, therefore protecting from dust or moisture, allowing it to keep up with active customers' lifestyles. In conjunction with the AS chipset, the 18650 battery (not included) can deliver all day battery life. Attached via snap-in connection, the 5.5mL pod can be changed out for a RDTA pod or 510 adapter (not included) allowing compatibility with 510 threaded atomizers or rebuildable options.