King Electronic Cigarette Battery Tube 900mAh 2200mAh Golden Chrome  Description: Press the bottom button to make it work King battery tube can match external thread atomizer Body of king battery tube is adjustable， can shortening and lengthening， can match 18350(900mAh)， 18650(2200mAh) battery  Specification: Diameter: 23mm Length: 113mm Color: gold-plated polished， chrome-plated polished Weight: 163g Material: polished stainless steel  Package included: 1 x King battery tube mod  Detailed Pictures: