Cartomizer, also named atomized cartridge, is a two-in-one device with a combined function of both atomizer and cartridge. That means with cartomizer, an e-cig reduces from three parts (battery, atomizer, cartridge) into two parts (battery and cartomizer). You do not need to use a cartridge to hold the e-juice, but only to refill the e-juice into the cartomizer.
Why to choose?
Compared with atomizers, cartomizer is: