Geek Vape MERO AIO 2100 Kit, features a 2100mAh battery, stainless steel construction, and compatibility with the Geek Vape B Coils. Constructed from 304 stainless steel in an all-in-one design, the Geek Vape MERO AIO Starter Kit offers an impact resistant chassis. Holds up to 3mL of eJuice or nicotine salts. The MERO AIO Kit is travel friendly and does not require constant refills. features a top fill system, preventing messy leaks and spills. Offering a dual slotted bottom airflow control, the Geek Vape MERO can be used in a MTL or DTL depending on users preference.