The Roulette RTA specification

◆ 22mm rebuildable tank
◆ 37mm height excluding the driptip
◆ smoke black frosted PC tank works well with all juice
◆ metal parts made by food grade SS304
◆ metal parts satin finished and gunmetal color coated
◆ top refill and juice control by rotation of the dritip base
◆ two air Roulette included, one for MTL another for DL
◆ rotate the air Roulette to chang the air hole settings
    MTL Roulette air hole settings:
        A: 0.8mm x1
        B: 0.9mm x2
        C: 0.9mm x3

    DL Roulette air hole settings:
        A: 1.8mm x 3.0mm ellipse
        B: 1.0mm x 4

◆ capacity 3.5ml
◆ 510 driptip inner diameter 3.5mm
◆ PEEK insulators
◆ bag of spare（O-rings, post screws, ect.）
◆ Micro Clapton works well