SMOK TF-RTA and TF-RDTA are 2 new RTA tanks from SMOK. TF-RTA is a awesome rebuildable tank atomizer. TF-RTA has 2 editions, one with quad-coil G4 deck and the other with dual-post velocity G2 deck. While TF-RDTA comes with 16mm S2 Deck and 5ml capacity. They bring dense flavorful clouds to you.