Vandy Vape Trident Waterproof Starter Kit adopts silica gel surface to bring you perfect hand feeling. Extreme water, shock and dust protection makes the device more safer and durable. The Trident kit features an intelligent LED indicator to show the battery status. It is powered by single 18650 battery. The Trident Sub Ohm tank utilizes integrated mesh coil to achieve massive clouds and pure taste. Adjsutable airflow system and top filling design are available.