1.EM Security System for Library 2.Use:Bookstore,pharmacy shop 3. ... can be used to protect libraries, bookstores, video stores, all kinds of printed materials and audio-visual materials ... can solve the anti-shoplifting problem.4.For department stores, cosmetics, supermarkets, food stores, putting em strip into package box or ... Width: 75~90cm Height: 1700cm EM Security System for Library:KB-EM3500