The Subtank Plus is the largest tank in Kanger's massively popular line of versatile sub-ohm clearomizers. Featuring a HUGE 7ml e-juice capacity, the Plus is ideal for all-day cloud chasers who want to free themselves of the hassle of constantly having to refill their tanks.The Subtank Plus comes equipped with (2) Organic Cotton Coil Heads (OCC), which offer the performance of an RDA dripper, but with the convenience of a large capacity clearomizer. The Plus also comes with (2) rebuildable RBA coils and organic cotton wick material for those who prefer a classic DIY coil building experiencing. This tank has a diameter of 25mm (compared to the Mini Kanger Subtank which is 22mm), 50mm long, and has a maximum e-juice capacity of 7ml (compared to the 4.5ml Mini). Like the Subtank Nano and Subtank Mini, the Plus is compatible with coil resistances as low as 0.5Ω and as high as 1.2Ω, and will perform best when used with a maximum power output of 30W.