Product name:mechanical trackball mouse
Trackball diameter:50.8 mm
Interface:USB or PS/2 interface
Product name:hula pointing device
Key travel:2.80mm
Interface:USB or PS/2 interface
connection:USB / PS2
application:industrial
FN keys:Yes
connection:USB 2.0
application:industrial
color:black
Product name:military mouse
Key travel:1.20mm±0.10mm
Interface:USB or PS/2 interface
Application:Industrial / public access
Interface:USB, PS2
Material:CNC aluminium alloy
Resolution:1200DPI
Dimension:72.00mm x 72.00mm x 50.80mm
Trackball Diameter:50.0mm
Resolution:400 DPI
Ball diameter:38mm/1.50"
Interface:PS2, USB,
Plate:rugged black color aluminum mounting plate
Colour:Black
Trackball:OTB
Trackball Material:Black harden resin
Resolution:400DPI
Ball diameter:38mm/1.50"
Material:aluminum mounting plate
Colour:Black
Trackball:OTB
Material:Metal Stainless steel
Colour:Brushed stainless steel
Trackball:OTB