Before delivery,we guarantee that every item will be tested and carefully packed with individual Anti-static bubble bag and separated by stiff cardboards in carton boxes. 1Piece/Carton(G.W. : 1.0-1.5KG); 5Pieces/Carton(G.W. : 5.0-7.5KG); 10Pieces/Carton(G.W. : 10.0-15.0KG)