Adopts XT ultra chip v1.2
An external 18650/21700 battery
Power/bypass output mode
2ml/4.5ml capacity, top filling
Fit for BDC Coil/Blaster Kit
Adopts 810 drip tip
Single external 18650/21700 battery
Bypass mode & battery indicator
Fit for Precisio Sub-ohm Tank
Single external 18650/21700 battery
Fit for BD Vape BDC Coil
2.0ml/4.5ml capacity, top refilling