Intellerum's MailStak is the solution for those who need a secure non-mobile storage unit for their laptops and computer equipment. The MailStak offers completely isolated compartments that lock securely to allow individual access and security. There is also a mail slot on the front of each compartment door for papers and envelopes to be passed through. This allows a school or business to combine a personal locker and mailbox and replace it with a secure solution. Available with or without charging cababilities. Electric versions available in 5 or 10 units high. Non electric available from 5 to 12 units high. Perfect for individual storage where many computers are stored. 3 different lock options to suit any need. Can store other similar devices, such as PDAs, mp3 players, and cell phones. Available with optional drawer base and laminate top.