Arctic V8 Octuplet Sub-Ohm TC Tank by Horizon Arctic V8 Octuplet Sub-Ohm TC Tank by Horizon Product # 3078 Meet the newest member of the Arctic family, the Arctic v8 Sub-Ohm Tank by Horizon. Don’t judge a book by its cover, as the name says it all. This awesome Tank now has an optional RTAcapabilities or go big with 5 different coil options including the octuplet V coil. With the advanced octuplet coil and the newly swirly slash proof, you can now taste the flavor of the juice with with no spit back or leakage. Horizon Arctic V8 Tank Features: 22mm Diameter 4mL Juice Capacity Superior 304 Stainless Steel Construction Pyrex Glass Reinforcement Innovative Octuplet Coil Design Integrated V Coil System Kanthal, Ni200, Clapton, Stainless Steel Wire Compatibility Spiral Splash-Proof Vent Unique Anti-Leak Design Convenient Top-Fill Method Bottom Adjustable Airflow Control Optional RTA Capability (not included) Silver-Plated 510 Contact Pin Includes: 1 Arctic V8 Sub-Ohm TC Tank 1 0.2ohm V4 Vertical Clapton Coil 1 0.5ohm V2 Vertical Dual 1 Replacement Glass Tank Extra O-Rings Horizon's V Coil System: style="font-weight: bold; text-decoration: underline;"> V1 Bottom Vertical Single Coil - Stainless Steel Wire 0.2ohm (50~70W) 0.5ohm (40~60W) V2 Bottom Vertical Dual Coil - Kanthal Wire 0.2ohm (50~80W) 0.5ohm (50~70W) V4 Bottom Vertical Quad Coil - Clapton Wire 0.2ohm (60~150W) 0.5ohm (50~140W) V8 Bottom Vertical Octuplet Coil - Kanthal Wire 0.2ohm (60~130W) V8 Ni200 Bottom Vertical Coil - Nickel Wire 0.2ohm (212-572F) Do not use Ni200 and Titanium coils with non-temperature control devices/mods. This is a risk of battery explosion! Please make sure that the devices/mods that you are using is capable of controlling coil temperature.