Connects to the MyDyson app to create a personalized curling routine. Coanda effect to wrap and hold hair around the styling barrel. Dyson's intelligent heat control prevents heat damage and protecting shine. Wave+Curl diffuser is one in two to define and shape. 3 Heat and 3 Speed settings. Dimensions: 10.7"H x 1.6"L x 1.9"W. 2-Year manufacturer warranty. Includes: Conical AirWrap barrel. Large round volumizing brush. Wide Tooth comb. Diffuser. Firm Smoothing brush. Fast dryer. Filter cleaning brush.