specification:<br />batteries: 2 aa batteries not included<br />3 settings: full on， slow blink and  blink<br />color: blue; green; red; white<br /><br />features:<br />- battery pack can clip to anywherethe waist and up， it can easily be clipped to your belt or placed in your pants pocket<br />- mask light will remain bright for up to 24 hours per set of batteries<br />- perfect for halloween， costume parties， masquerades， mardi gras， rave festivals， carnivals， gifts， and more<br />- clip the power pack securely to your pocket or clothing<br />- the mask is plastic and includes an elastic band to place around you head in order to hold it in place.<br />- it also has openings in the eye， nose and mouth area.<br /><br />package:<br />1x mask