ZERO Modz Style Variable Wattage APV Box Mod 7-30W at FastTech.com

-510 threading connection -Copper 510 center pin (adjustable) -Variable wattage - can be adjustable from 7.0W to 30.0W (in 0.1W increments) LCD display shows atomizer resistance, battery charging level, watt and volt -Output voltage: 2.0-7.0V -Fits atomizers with resistance of 0.3-3.0ohm (1.5ohm best) -Micro-USB charging port -Houses single 18650 battery (battery sold separately) http://www.fasttech.com/products/1996400