Joyetech is one of the leaders within the electronic cigarette industry. They pioneered modern day ecigs with the advent of their wildly popular eGo line of products. Joyetech continued to assert their leadership when they introduced the world’s first variable voltage e-cig battery, the eGo-C Twist. Since then, Joyetech has continued to release high quality and extremely innovative vape batteries in a host of sizes and colors. If you are looking for a durable and powerful electronic cigarette battery, Joyetech is sure to have one that is perfect for you.