GeekVape Wenax S3 Kit is powered by a built-in 1100mAh battery with 18W max to priovide marvelous 2-day-use battery life and consistent taste. It supports 3-level output adjustments: (Red: Low, Blue: Med, Green: High) and precise airflow adjustment to bring you various taste. Designed with boost mode, you can press the button to activate the max output for the max…