the V8-T10 decuple coils for TFV8 Tank, resistance 0.12ohm, can fire up to 300W,10 cores in one coil head, will produce a thick and massive cloud of vapor to you, the coil made of Kanthal Clapton wire and organic cotton, only working at VV or VW modes, can not for TC. 3PCS per pack, only for TFV8 Tank only.