Just purchased EVO75 and Nautilis X
My 1.5 ohm coil is reading 2.1 ohms after using it for 2 days. I removed the coil and re-set it and still no change. I changed to new 1.5 ohm coil and I get reading of 1.47. When I change battery, the ohm changes to 1.54. Am I doing something wrong?