ā Top self defense tools
Forgetting to unlock your computer when you step away is not a wise idea. Many of us forget to do so though. GateKeeper 4.0 is a Bluetooth device that wirelessly locks your computer when you are away. No need to remember any passwords. The device is compatible with most USB enabled computers.
The above video shows how GateKeeper 4.0 works.
[where to get it]