Connection type    Wireless
Connection interface    USB
Amount of buttons    2 + scroll wheel
Sensor type    Optical
Resolution    1200 dpi
Power supply    2 × AAA
Average duration of work without recharging / changing batteries    3–6 months
Operation frequency    2.4 GHz
Color    Black
Operation range    10 m
Product size (without package)    6.0 x 3.4 x 10.0 cm
Individual package weight    0.11 kg
Individual package size    8.0 x 4.5 x 11.0 cm
ROHS \ CE    No