Powered by an integrated 400mAh rechargeable battery this device features adjustable voltage output of 1.8V to 4.2V with a bottom dial, minimum resistance of 0.8ohm, and stainless-steel chassis construction. Additionally, the battery also utilizes intuitive firing, 15 second shut-off time, and a micro-USB type-c port for rapid charging. The Yocan ARI Mini is equipped with universal 510 threading and 10-second preheat function which prepares and softens materials before use. The Yocan ARI Mini 400mAh Cartridge Battery is available in six colors including Black, Silver, and more.