The brand new X Pro Plus (M80) with two built-in 18650 batteries can provide 4400 mAh battery capacity, and achieve a real 80w output power. To assure you can control such robust power as you like, SMOK develops the new generation chip, “Thor IV”, using original temperature control technology, and brings absolute safety and stability. Rather than a newly designed product, we offer you the wonderful feeling of control and unparalleled lasting power!