1) LED color: red LED,blue LED,yellow LED,other color LED

2) Braille: without braille,braille in the button surface

3) Button surface: flat surface

4) Connection:wire connection,terminal connnection

5) Voltage:DV24V

6) Normal open,normal closed

7) Number and figure in buttons surface:

DOOR OPEN,DOOR CLOSE,ARROW UP, ARROW DOWN, ALARM,CALL,G,B,P,B1,1,2,3...64, etc.

1) Button surface material:outer frame material is ABS,button surface cover material is stainless steel

2) The thickness of installation plate:2-3mm, 7mm

3) Installed by plastic clipping

4) Life: more then 5 million of operation life

5) General use type,suitable for all elevator