Introducing you the brand new Engine RTA tank from OBS. Different from its previous RTA tank versions, engineers of OBS redesigned the deck, extended the room of it for more coil builds possibilities without losing portable feature. In the meantime, OBS adopted a whole new airflow system, the heating deck is totally isolated from the tank shell, which largely reduce the temperature of the tank body in case of scald especially for high power vaping situation. Top side filling top airflow give no chance to the oil leaking. If you happen to look for a tank for high power vaping, OBS Engine RTA is the one you cannot miss. It comes with 1 x Engine tank 1 x Spare glass tube 1 x Accessory bags (cotton, o-rings, screws, clapton coils and screwdriver) 1 x User Manual For more details of OBS Engine tank, please check here: http://www.heavengifts.com/gallery-index-.html?scontent=n,OBS Engine RTA Tank Don't forget to use our promo code "AHG10" to get an extra 10% off discount.