The Freemax Firelock Sextuple Replacement Coils comes in a pack of three coils that feature a 0.15ohm resistance and utilizes a triple barrel pattern, each containing a dual vertical coil. These coils are compatible with the Freemax FireLuke Tanks. Freemax Firelock Sextuple Coils Specs Coil Ohm: 0.15 Ohm Coil Material: Kanthal Coil Build: 6 Double Wrapped Wires into 3 coils Wick Hole: 6 Wattage Range: 60w-140w Pack Quantity: 3-Pack WARNING: This is an advanced user item. Use at your own risk! Please ensure that proper precautions are taken when using such devices. Please read and make sure you understand the users manual before use.