The V8-T10 is a Decuple Coilbuilt for huge clouds and huge flavour. 0.12 ohms and best used between 60-190w. Compatible with the TFV8 tank. TFV8 - The top level sub ohm atomizer adopts 4 Unique Patented Turbo Engines: V8-T8 (6.6T), V8-T6 (6.0T), V8-Q4 (5.0T), and V8 RBA (4.0T-X),which makes it a real Cloud Beast!