3 ~ 19 digits to change your password settings
 Automatic locking feature
 Interior ? Double-lock function
 OPEN when abnormal force than 90db alarm generating function
 Product Abnormal external notification lamp
 9V Emergency Power Supply Features
 theft and mischief protection (password 5 times, the Stop function: 1)
 ability to easily open only handle the operation of the body in a locked room (optional) 
 
 
-Easy to open and close manually
  
-Fire detection Built-in sensor
-Voltage electric shock protection circuit built-in
The product has passed the test of 30,000 volt high voltage resistant to high pressure to secure a regular.
-Im embedded systems
Additional functionality has eliminated the password imaginary potential for exposure.