How do I know when I am out of e-Liquid? August 12, 2024 13:35 The device will show 0% on the bottom half of the screen under the mode when out of e-Liquid. Related articles How do I know when my device needs to be charged? How will I know when my device is charging or finished charging? How do I know if the percentage is for my battery or my e-Liquid? How long does the device battery last? STLTH VISION User Manual