... ), Programmed with 4AAA/2AAA batteriesEL T-Shirt Specifications: T-Shirt Material100% cotton, 180gsmT-Shirt SizeXS,S,M,L,XL,2XL,3XL ... ,4XL T-Shirt ColorBlack, White, Pink in stock, other colors can be customizedT-Shirt Type Short sleeves ... , long sleeves and vests EL Panel fix type With velcro or ...