... design. fashion light up clothing EL Sound Active . EL flashing t-shirt1.high quality el t -shirt, ideal for your ... on/off feature and a switch to activate up.9,Flashing panel is fixed with T-shirt by Velcro, or ... batteries or 4AAA Batteries.3.Type:Sound active ,5 flashing,10 flashing,WIFI Function.4.4AAA ,2 AAA ,2 AA battery ... wire and round wire inverter. different design colorful EL flashing t-shirt