Mini Metal Keyboard

Anti-dust,water-proof 
Communication:PS/2USB  
Graphic can be customerize by laser process
Travel:2mm 
Operate force:120  
Lifecycle:>500million
IP standard:IP65(surface) 
Operate temporature:0ºC~ +60ºC 
Operate himudity:20%~90% 
Storage temporature:-25ºC~ +70ºC 
Storage himudity:20%~95%
More details please contact us,thanks