pc lock,notebook lock, security lock, zinc alloy lock,laptop lock,computer lock pc lock,notebook lock, security lock, zinc alloy lock,laptop lock,computer lockDescription:Instructions for useTo set ... (The original number is 0-0-0-0).2.Set your secret combination by turning the dials.3 ... a new combination,repeat steps 1-5. pc lock,notebook lock, security lock, zinc alloy lock,laptop lock,computer lock