medium 26mm barrel designed to create consistent medium size curls. spring-activated lever for securing the tips of the hair while creating curls. cool tip designed for more comfortable curling. safety stand for securing the tong on a hard surface while not in use. patented tri-zone� technology locks in your curls with the right, even heat. advanced ceramic coating specially designed for smoother curling. on-off switch and indicator press and hold design avoids accidental use during styling. Light & sound indicate on-off and ready to use. sleep mode automatically turns off if left unattended for 30 minutes. universal voltage and professional length swivel cable. 2 year manufacturer’s guarantee.