Protect your small form factor or convertible minitower business desktop from unauthorized tampering or theft by combining hardware and software security with the specially designed Smart Cover Lock and Hood Sensor. Protect your desktop from unauthorized interference or theft Combines hardware and software security for added protection Acts as a hood sensor and chassis cover lock HP 2009 (SFF) Solenoid Lock and Hood Sensor (BP428AA) is compatible with the HP Compaq 6005 Pro SFF, HP Compaq 8000 Elite SFF, and HP Compaq 8100 Elite SFF. NOTE: Not all products available in all regions.