Joyetech eGo AIO Pro-C features all-in-one style and best anti-leaking structure. It adopts 4ml ejuice capacity and single replaceable 18650 battery (not included). It uses top filling and top airflow control.The improved airflow control system also brings large air inlet. It is simple and convenient in use, but fashionable in look of several mixed colors and indicator light of seven colors. Its simplicity and efficiency make eGo AIO Pro-C quite popular and unique.