The Ehpro Kit 101 D is an advanced kit of Ehpro products, featuring a slim and ergonomic pen-style design. It can up to 50W by single 18650 or 18350 battery. With the user-friendly one button design and the 0.49 inch OLED display, it would be very easy to use and operate. Paired with the Ehpro Dripper 101 RDA, which features the single coil with dual posts design for pure flavor. Plus the top side airflow and two big air slots, the Ehpro Kit 101 will bring you smooth vaping experience.