Warning: This product contains nicotine. Nicotine is an addictive chemical. For ADULT use only.

Can I use Nautilus BVC 1.6ohm coil or Nautilus 2 0.7ohm coil or Nautilus 2S 0.4ohm coil on the K3 mod?

No, as the output wattage of K3 mod may not suitable for these coils