High Secrecy:
- TM(Touch Memory) electric key card is a chip which is sealed in a
stainless steel button, in which 64 unduplicatable digits code are
made by laser. It guarantees no repetition among 281,000 billion
keys.
- Each set of TM card has a unique functional key, which can not
open the lock directly but can add or delete keys.
- If you lose a key carelessly, all you need to do is delete the
lost key by using functional key. It is not necessary to replace
the lock.
Rigid and Safe:
- TM card uses stainless steel sealing. It has the advantage of
durable, water-proof, magnetism-proof, corrosion-resist and free
from pollution.
- It is powered by AAA battery. It can be opened if battery voltage
is low and warn you to change battery at the same time.
Easy to Use:
- While opening, you just touch the surface of the lock by your TM
card at any angle, Then rotate the handle to open the door.
- If authorized, a TM card key can open many locks. It relieve you
from taking many keys when out.