The Evolve Plus XL starter kit features pen-style appearance and design. The atomizer is using a modern vaporizer design with magnetic connection between atomizer tube and base. And the Evolve Plus XL features a Unique QUAD coil technology to made excellent vaping experience. The adjustable airflow control lets you customize and control the amount of vapor beding inhaled to optimize your experience. The kit comes with 1400mah built-in capacity that can provide you long-time vaping. It also features a detachable built-in dual compartment silicone jar at the bottom of the battery. It is great for all your vaping needs and easy to clean.