Code :T021(RF/AM) Description :Xpencil Dimension :25mm*19mm*11mm/pc 2000pcs/ctn, 0.03CBM/ctn ,17KG/ctn Frequency :8.2MHz,1.95MHz 58K 66K or custom design Color :Gray/white/ black or custom design Lock :Three or four balls clutch, standard/super or custom design