Miš Lenovo wireless Essential Compact 4Y50R20864

Sensing method: New-generation of Advanced optical tracking
Resolution dpi: 1000
Total number of buttons: 3
Scroll Wheel: Yes
Tilt function: No
Unifying-ready: Yes
Battery: 1-AA
Battery life: 18 months*

*Battery life may vary based on user and computing conditions.
Operation distance: 25m (around 80 ft) maximum*

*Distance may vary based on environment.
Wireless system: Advanced 2.4GHz wireless technology
Connection I / F: USB

Wireless five-button mouse
2.4GHz wireless technology for a range of up to 8m
maximum precision 1,600dpi optical sensor
dpi switch for rapid toggling between the three sensor-resolution settings
quick and easy installation – no additional drivers needed
up to 90% quieter
ergonomic shape designed to fit your right hand perfectly
rubber coating for a great feel
non-slip, rubberised button-function scroll wheel
compact nano USB receiver and practical storage compartment
automatic stand-by mode for maximum battery life
dimensions: 106 × 73 × 36mm (length × width × height)
batteries included (2xAAA)