Introducing the Yocan ARI 650mAh Adjustable Voltage Battery, available in a 20-count display, ideal for retailers seeking a reliable and versatile vaping solution for their customers. Comes in box of 20 ARI – Universal 510 thread twist battery – Adjustable voltage (1.8-4.2v) – Required resistance > 0.8ohm – 10 seconds preheat – 15 seconds safety cut-off – Type-C charging port – Battery capacity:650mah – Diameter: 14*95mm