CAPACITIVE MOUSE TRACKBALL SILICONE RUBBER
with metallic dome on rigid printed circuit
group drive numbers > 500.000
key run 0,5 + 0,2 mm
kick strenght 250 grammes
working temperature from 0° C to + 55° C
storage temperature from -25° C to 65° C
protection degree IP 65 on front panel, IP 44 on trackball