... EL T-shirt 1.Accessories: EL panel, Wireless EL Inverter, USB interface cable, Velcro,Lanyard. ... 2.Two types of EL wireless inverter:Chargeable Li battery inverter (battery included) Chargeable ... music around.4. Hang the lanyard onto wireless inverter if necessary.5. Press transparent"on/off ... XL,XXL 2.children size available from 110,120,130,140,150.160 6.Color:Black ,pink , ...