Older model of our Micro saver lock - check out part# K65035AM which is our new version with a thinner and rotating lock head to fit the widest variety of laptops with the Kensington T-Bar slot; does not work with Dell's new "wedge" or "noble" Lock slot Wide range of compatibility - non-Dell laptops, monitors, docking stations and any device with a Kensington standard sized security slot - the industry standard Kensington edge: 6 foot of steel computer security cable with Kevlar brand fiber for powerful protection that's 40% stronger