The Go-S Disposable tank by Innokinis a direct replacement for the tank featured on the Innokin Go-S Pen device. This disposable 2ml tank can alsobe used on other devices through the 510 connection.It features a built-in 1.7ohm coil fora mouth to lung inhale, the Go-S vape tank is designed tobe paired withnic salts or high PG e-liquids.Once the coil burns out you replace the tank rather than having to change to a new coil.