Tfv4 Dual & Single Rba Coils

What's included: selection of: 1 x tf-r1 (single rba coil): 0.85ohm 1 x tf-r2 (dual rba coil): 0.25ohm specs & features: tf-r1 (single rba coil): 0.85ohm tf-r2 (dual rba coil): 0.25ohm works with 40 - 140w suitable for smoktech tfv4 tank depth: 10mm height: 25mm width: 10mm weight: 10g warning: this is an advanced item. Please use at your own risk and always use proper precautions and handling. Do not use a short or flat 510 connection on any hybrid or hybrid style device in conjunction with this item. If unsure whether this pertains to your particular set-up, you may contact direct vapor customer service. Do not assemble or use until you are certain.