Primary lock head using a unique lock engagement offers the toughest security for Dell laptops and tablets with a non-standard lock slot Secondary lock head with T-Bar Locking Technology offers unparalleled strength for devices featuring the industry standard Kensington Security Slot 5mm Keying System featuring patented anti-pick Hidden PinTechnology is compatible for custom solutions across different styles of Kensington locks Carbon steel cable is cut-resistant and anchors to desk, table or any fixed structure Pivot and rotate cable provides superior laptop engagement Independently verified and tested for industry-leading standards in torque/pull, foreign implements, lock lifecycle, corrosion, key strength and other environmental conditions Register & Retrieveprogram allows you to order replacement keys Master Access allows both the user and administrators to unlock or reset locks at any time Tough Lock HeadsThe two lock heads are designed for laptops and other devices, while usi