Wormhole TattooTattoo Pen Kit for Beginners with 20 Cartridge Needles, Multicolor Inks, Adults Only, Not Water Resistant

Are the cartridge needles disposable and what kind are they also what brand cartridge and what ointment is included also does it come with a case

Does it need to stay plugged in ?

Is this everything I will need? Is the ink ok for leather?

se puede usar esta tinta en piel humana