Smok R200, a newest 200w TC box mod made by smok company. it is powered by double 18650 battery, whole body made of stainless steel and Zinc alloy. Brand:Smok Model: R200 Colors: black,red,silver,white Material: stainless steel and zinc alloy Resistance support:0.06ohm-2.0ohm(TC mode) 0.1ohm-3.0ohm(VW mode) Size:85.5*55*23mm Output:1-200w Thread:510