... 0.1 volt increments3.Discharge voltage: 6v~8.4v4.quiescent current: <100uA 5.Step-down regulator6.Battery: stacked 2 ... the voltage will advance to the next lower setting: 5.9,5.8,5.7 etc. When you reach 3.0, it ... normal operation.Power on/ off1. Press the button 5 times in a row until "So" is shown ... show your atomizer working output voltage during your vaping;5. When "du" is chosen, leave the button ...