Click to expand Tap to zoom Voopoo Uforce Coils by Voopoo £15.95 U4 Coil - £15.95 N3 Coil - £15.95 U2 Coil - £15.95 Coil U4 Coil N3 Coil U2 Coil 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Introducing the 0.23ohm U4 Coil for the VOOPOO TOO Kit bringing great flavor and huge cloud production. Resistance: U4 0.23ohm dual coils (50-120W/best 60-80W) 5 Pack Please note, we do not accept returns or exchanges on this item due to hygiene purposes.