The SMOK Stick M17 0.4/0.6 Ohm coil is great for everyday MTL vaping. Cloud volume remains rich and satisfying – without putting too much strain on your battery, or draining your tank too quickly.Pack of 5.Designed for the SMOK Stick M17 Tank only.Coils with a resistance less than 1ohm are known as Sub Ohm coils. These coils require a lot of power and heat up very quickly. To make sure your E Liquid doesn’t vaporise too fast leading to burned coils, we recommend using a thicker High VG E Liquid like our 70/30 E Liquids (70% VG to 30% PG). SMOK Stick M17 – 0.4Ω Coil SMOK Stick M17 – 0.6Ω CoilIf you want to know more about E Liquid mixes and ratios, have a look at our E Liquid Guide. To learn more about coils and resistances, our Vape Coil Guide has all the information you need.