Yes no warranty no battery Nano E suppresses frizz while styling & adjusts the moisture balance of the hair Fine `` Nano E'' penetrates into the hair & suppresses frizz by regulating the moisture balance of the hair for smooth manageable hair. Furthermore it suppresses dryness which causes stress on the scalp so it maintains a healthy scalp. Ion-charged hair moisturizes the ends of your hair By squeezing the front panel of the device nanoe will adhere to your hair more easily moisturizing your hair to the ends. ◆ The included salon blow brush reproduces the beauty salon blow technique to make your hair firm & shiny all the way to the ends. The salon blow brush pinches the hair strands creating tension while blowing warm air inside & out. You can. By making it easier to transmit the power of heat to your hair you can lengthen your hair properly. Suppresses curly hair such as curly hair & prevents hair from spreading & curling giving you a cohesive finish all the way to the ends. If yo...