Eleaf iStick Trim with GS Turbo atomize Kit features 1800mAh built-in Battery and 2A quick charge, providing 3 Levels of output power for option and an intuitive LED battery bar on the top for your checking battery life. Equipped with a refined airflow system, the GSTurbo atomizer with its GS Air coils gives you a great vaping experience with enhanced flavor. This iStick Trim kit is so thin, compact, and easy to use and carry. Thin, Compact, and Easy to Use & Carry Intuitive LED Battery Bar Indicating Battery Life 3 Levels of Output Power for Option Inbuilt Battery with 2A Quick Charge Well-selected GS air coils deliver the purest flavor of your liquid Coil: GS Air 0.75ohm Coil(Pre-installed), GS Air 1.5ohm Coil Power Adjustment: L/M/H Levels Maximum charging current: 2A Charge: 2A Quick Charge Brand: iSmoka Eleaf Model Trim Max Power 25W Tank Capacity 1.8ml Resistance 0.6-3.0ohm Size 130 x 35 x 15mm