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| Editiorial reviews | ||||
| User rating |
| Type of motion sensor | Optical | Optical | Optical | Optical |
|---|---|---|---|---|
| Device interface | USB | USB Type-A |
| RF Wireless |
| Purpose | Office | Office | Office | Office |
| Operating resolution | 1000.0 dpi | 400.0 dpi | 800.0 dpi | 1600.0 dpi |
|---|---|---|---|---|
| Number of buttons | 3 | 3 | 3 | 4 |
| Scroll wheel | yes | yes | yes | N/A |
| Number of wheels | 1 | 1 | 1 | 1 |
| Scroll type | Wheel | Wheel | Wheel | Wheel |
| Buttons type | N/A | Pressed buttons | Pressed buttons | Pressed buttons |
| Scrolling directions | N/A | Vertical | Vertical | Vertical |
| Colour of product |
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|---|---|---|---|---|
| Form factor | Ambidextrous | Ambidextrous | Ambidextrous | Right-hand |
| Surface coloration | Monotone | Monochromatic | Monotone | Monotone |
| Illumination | N/A | no | N/A | N/A |
| Cable length | N/A | 1.8 | 1.8 | N/A |
| Material | N/A | N/A | Plastic | N/A |
| Width | 3.73 in | 2.24 in | 4.45 in | 2.6 in |
|---|---|---|---|---|
| Height | 1.54 in | 1.5 in | 2.44 in | 1.5 in |
| Depth | 2.24 in | 4.49 in | 1.5 in | 4.06 in |
| Weight | 2.82 oz | 3.99 oz | 3.17 oz | 2.05 oz |
| Power source | Cable | Cable | Cable | Batteries |
|---|---|---|---|---|
| Battery type | N/A | N/A | N/A | R3 |
| Batteries included | N/A | N/A | N/A | yes |
| Number of batteries supported | N/A | N/A | N/A | 2 |
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