3in1 tank

hi,vapers,today joyetech company released the RTA ,RDA and sub ohm 3in1 tank procore remix.pre-order and only $29.9 per set. the new tank only silver color available now,comes with RTA chamber,RDA chamber,RTA/RDA deck,can hold 4ml e juice,comes with extra 2ml glass tube,so an hold 2ml or 4ml e...