SECURITEX Remote Control locking system TC-102S is the only electrical battery operated lock that cannot be seen from the outside and there is no keyhole to pick, making it one of the most secure e-lock ever developed. However if you ever worry that if the battery is flat you will not be able to open the lock. Be assure that this cannot happen as when the battery is low the lock system will keep beeping till a new battery is change. Furthermore there is a backup battery inside that will allow a one time open of the lock if the battery totally drain. The only e-lock that cannot be open from the outside by picking The Leader in Cyber Locking Technology The SECURITEX Guardman TC-102S locking system is one of the most innovative locking system in the world ever develop by a group of professional electrical and mechanical engineer together with locks smith from Korea. This locking system is so robust and elegant that it can be used in any kind of interior deco. This lock can be install on wooden, metal and even glass sliding as well as swing door. As the Guardman TC-102S uses a remote control to open and lock the door, thus it is very convenience to open the door even from a distance. Guardman TC-102S can be install together with any home automation system. It truly is one of the most innovative systems in the world Born in 1998 with patented technology (PAT. No. 263981), Guardman TC-102 is a door lock system in which security, economy, convenience, and reliability are embodied. As it employs a remote controlled operation and needs no key hole, nobody can see if Guardman TC-102 is installed on the inside of door. Furthermore Guardman TC-102 does not make it a must to dig a deadlocking hole into door frame as most locks do, so you can easily install it yourself. Moreover, as it can be easily switched to both left-handed and right-handed by just pushing a switching lever inside the lock, you can use Guardman for your doors whichever hand your door are. In addition as it has no complicated electrical lines, you can easily reinstall it when you move. These benefits, guarantee excellent security and economy for you, made Guardman TC-102 accredited with European CE mark. And in 2004, these excellent functions enabled Guardman TC-102 to pass the challenging test for exporting to Japan. Now, Japanese customers are enjoying the second-to-none security, reliability, economy and convenience of Guardman TC-102. America, Europe, S.E. Asia, and China as well as Middle East will follow Japan in the very near future. Along with these achievement, new Guardman TC-102 series will be introduced in attempting to keep pace with the rapidly changing lifestyle trends. So you will be able to experience the excellences of new models such as cellular phone-controlled model and those for fortified glass door and safety box. Invisible and intelligent door lock, Guardman TC-102 - this must be a best choice for whoever seeks both reliability and economy.