Tested and approved by Dell, the Slim N17 2.0 Keyed Dual Head Laptop Lock for Wedge-Shaped Slots lets you lock two devices with a single solution, won't block valuable ports, and allows the laptop to lie flat and stable. Secondary T-bar lock head secures peripheral accessories featuring the industry-standard Kensington Security Slot. Meets or exceeds rigorous strength testing standards. Features an omnidirectional pivoting head and rotating anchor, 5mm keying system, and free Register & Retrieve key registration and replacement. Five-year warranty. From Kensington, inventor of the laptop cable lock, and industry leader in physical device security for more than 25 years.