The SMOK TFV4 is capable of running four different coil heads. It features two coil heads for RBAs in single and dual coil structures. The tripe coil is capable of handling up to 130W and the quadruple coil head can fire up to 140W. The Stainless Steel base features adjustable airflow control with four large slots. The tank has a 5ml juice capacity with a wide bore drip tip.