The cloud nine micro iron straighteners are small yet perfectly formed at only 6 inches in length it makes it perfect for styling fringes and retro pin curls as well as perfect travel size hair straightener although this tiny treasure does not come with temperature control the heat guard and hibernation mode make it perfect for styling on the go 1 year manufacturers warranty the cloud nine micro irons can be operated with a mains voltage ranging from 220 240 volts ac 5060hz 20w