Parameters Frequency: customized 125KHz/250KHz/375KHz/500KHz Read distance: 2~ 10cm, depending on the Reader and the application environment Wipe the number: >100,000 times Storage: 10 taʻu lahi ʻo e māfana ʻo e: -20℃~+80℃ Packaging materials: ABS Size: 43×30×5mm or 50×30×5mm, can be customized Colors: kulokula, lanu mata, lanu pulu, engeenga, hinehina, etc. Fanongonongo: ʻOku fie maʻu e JavaScript ki he meʻa ko ʻeni ʻi lotó.