Laptop Locking Station makes superior security easier than ever with fewer steps and even greater security than a traditional cable locks. To lock, simply place the laptop on the base and squeeze the arm. No key is needed, but master keying is available. Unlocking is fast too: Simply turn the key and the arm spring open. All-steel backbone and deflector plates resist cutting, drilling and prying. High-security disk lock resists bumping and picking. Dock allows laptop to rotate, slide and tilt. Adjustment ranges 10mm up/down and 40mm forward/back. Left/right range is positive 20 degrees and negative 20 degree. Screen tilt ranges from negative 90 degrees to positive 120 degrees. Locking station works with laptops from 13-3/10" to 17" and is easy to install on any desk.