Capability and Merit: We adopt the newly advanced technology of DSP and AGC, the main function of it is controlled by SCM and internet applications. Technology of PIT: The breadth is 20cm longer than common manufacture,so it has higher examine rate than others. Application scope: Supermarket,Emporium, Shopping center, Library, Dispensary, Cosmetic shop, Bookstore,Shoestore. Material: Flexible glass, ABS After service: Yearly repair, lifetime maintain Packaging: One patch for each Technology parameter: Frequency .............8.2MHz Working frequency......150/180Hz Resistance.............220OHM Impulse frequency......75Hz Impulse Duration ......1.6ms