... : 20kg/pc 5. Channel width: 75~90cm EM LIBRARY SECURITY SYSTEMModel:IM-8818 Application:This system can ... be installed in medicine supermarket, putting 6~8cm em strip into package box can control theft, the ... with hard tag nailed on clothes or putting a label on in the package box, can solve ... department stores, cosmetics, supermarkets, food stores, putting em strip into package box or stick the label on ...