... , it cannot be used to the voltage higher than 4.2V2. When heating wire resistence is 2.4ohm, every fully filled clearomizer ... , clearomizer heating wire apart from the tube 2, you can change the coil head and apart the any part of the clearomizer, 3, no burning ... : Warranty: 1.We provide one-year warranty. 2.We are responsible for all the shipping cost of returning and sending back. About ...