It contains nicotine salt e-juice and vapes up to 9000 PUFF There are many flavours for you to choose from. The rechargeable port at the bottom of the device guarantees you finish the last drop of the e-juice in the tank every time. it is welcome by many vapers due to the vaping taste and the appearance,there are 10 different flavors for choose, the LED Flash  will change color when vaping, looks cool too. Features: 9000 Puffs Pre-filled 15ml Vape Juice Pre-charged 650mAh Battery Content:VG,PG,Flavor,Nicotine 3% Nicotine E-Liquid Capacity: 15ml Resistance : 1.1Ω Battery Capacity: 650mAh Rechargeable: USB Type-C charger