Now you can permanently remove hair without painful needle electrolysis or expensive laser treatments. The cordless, easy-to-use E-Smooth Epilation Pen has a smooth rollerball on the end that transmits a painless direct current through the hair to the base of the follicle. With regular use, the follicle will stop growing hair. Great for use on face, bikini line, legs, arms – anywhere hair is present. Safe for all skin types. Includes small and large rollerball tips, pre-application cleansing gel, conductive gel, 6 reusable body patches that connect to the pen for larger areas, tweezers, 2 "AAA" batteries and a carrying case. 6 3/4"L x 1 1/4"Dia.