The Geekvape Digi U Pod Kit is powered by a built-in 1000mAh battery which can easily support whole-day use. With the included 0.7ohm and 1.1ohm pods, the Geekvape Digi-U pod vape kit can deliver a flexible output - 0.7ohm,16-19W, and 1.1ohm, 9W-12W.