1). Size: H180xW400xD350;
2). Color: lvory Black ;
3). Thickness: 1.5mm(body), 5mm(door);

1. International standard ADA digit keyboard and the advancing one time molding technology are adopted in manufacturing the box.
2.3-6 digit codes are for option.          
3. Supporting LED displaying and multiple operational massage, such as battery status, error tips, programming status and door opened record.
4. With many accessories for option, such as emergency mechanical keys, emergency decoder, computer connector and software for printing statements.
5. Two sets of code are provided: user code for guests and master code for management(optional).  
6. Emergency decoder is equipped for higher management.        
7. Wrong codes input four times continuously, self-lock function of the system will be acted, safer and reliable.  
8. Multiple working modes are for option: personal mode and hotel mode.    
9. The latest 100 times opening record can be printed.        
10 .Low power consumption: 4pcs 1.5V AA alkaline battery can be used normally for more than one year.