Frequency: 8.2MHz / 58KHz Unit Dimension: 60mmDia’ Plastic Color: Gray, White or Customized Lock: Magnetic Locking Pin Length: 16/19mm or Customized Pin Shaft: Smooth Pin/Serrated Pin Packing Details: 250pcs/ctn;6kgs/ctn;0.028cbm/ctn Function: LOSS Prevention Certificated: ISO9001, ISO14001, CE, ROHS, REACH, PSE, etc…