LB1 High Performance Keyed Laptop Cable Lock for Dell Inspiron 13" GCRF-I13Z-3637SLV Portable Security Cable Lock with 2 Locks High Strength Lock to repel tampering, Protect your equipment and data easily with this lock. Secures 2 laptops to desk, table, any fixed object. 2 Keys! If you lose one you still have a spare. Compatible with wide variety of laptops and other equipment using the standard security slot. No other installation required, no changes to your computer.