1. material: EVA+PCB+transparent PVC cover 2.size: 60*3mm 3.with 3M glue ,when tear off the 3M ,then adhesive under the bottle bottom 4.battery : 2*CR1220 5.certificate: CE, ROHS 6.waterproof or non waterproof design 7.led color: red ,blue ,green, white ,yellow ,pink or any customer led 8.certificate; CE ,ROHS 9.function: fast flash ,slow flash ,steady ,off . 10.retail or event used