A4Tech RFSOP-35 Silver-Grey PS/2

Description: Connection interface: PS/2, radio channel, operating principle: optical LED, number of keys: 3
Additional Information: Two Ni-MH AAA batteries. Built-in battery status indicator. USB charging cable.
Type: Mouse
Connection type: Wireless
Principle of operation: Optical LED
Connection interface: PS/2, radio channel
Wireless range: 1.5 m
Number of keys: 3
Built-in Options: Charging batteries inside the device, scroll wheel
Number of programmable keys: 1