Introducing the compact and discreet Lokee Key Fob, Flip Cartridge, Box Mod Vaporizer with 1ml refillable cartridge. The refillable cartridge folds into the body of the vaporizer so you can easily carry it in your pocket or keyring without damaging the atomizer tank. That's right, just press the release button and the cartridge springs out like a switch blade. Equipped with a built in 350 mAh lithium-ion battery, the Lokee Key Fob Flip 510 Box Mod Battery constantly provides 3.7 volts of power. As a result, the box mod can provide many hours of large and satisfying satisfying vapor clouds using e-juice, essential oil concentrates, and aromatherapy oils. Recharging is simple with the included USB cord and takes only about 1 hour. LED indicator lights let you know when it's time to charge and when charging is complete. The Lokee Key Fob Flip 510 Box Mod Battery is equipped with a 510 thread connection, giving you the freedom to choose from a wide range of vape atomizer cartridge tanks.