Keep it simple with the Solo. This straightforward e-cig provides the consistent, quality vaping experience Vuse is known for. To make it even simpler, this complete kit comes with everything you need to get started, including one power unit and one 2-cartridge flavor pack of your choice. The Solo is about the same size, look and feel as a traditional cigarette. The sleek, compact unit houses a 270mAh battery. Just snap on the simple USB charger when you're due to power up. You're sure to find a Solo flavor that jives with your tastes. Each cartridge holds 0.5mLs of e-liquid with 4.8% nicotine.