1 resistor film anti-theft 2 the thickness is 5mm 3 it is safer for article product introduce :the oval sensor head ( resistor film anti -theft for articles ) is a technology patent of our company,it is resistor film anti-theft ,it is so thin ,and difficult cutting ,it is safer to articalfunction :induction articles leaveavailable for workplace:delicate items anti_theftparameter:oval 20mm*30mm ...
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