DURAGADGET Durable Port Laptop Lock For Alienware M11x 11.6" & M15x 15" Laptops Protect your valuable laptop from theft with this high grade security device Features a sturdy steel 4 digit combination lock that provides excellent keyless security Fits into any Kensington lock slot - simply loop around a secure object, clip into the slot and lock for total peace of mind Strong aircraft-grade galvanized stranded steel cable designed to make this lock additionally resistant to cutting (i.e. from bolt cutters) Ergonomically sized body with large numbers and steady dial control make finding the proper combination a snap