Trust Mydo RF Wireless Optical Mouse 1,800 DPI Weight___1.43 kg For maximum convenience and compatibility For maximum convenience and compatibility providing each phone up to 10 Mouse Number of scroll wheels 1 Number of movement resolution modes 3 Customizable movement resolution Yes Recommended usage Universal Movement resolution 1800 DPI Buttons type Pressed buttons Buttons quantity 4 Scroll type Wheel Movement detection technology Optical Device interface RF Wireless Purpose Office Design Product colour Black Form factor Ambidextrous Ergonomics Wireless range 10 m Power Service life of battery 6 month(s) Battery type AAA Number of batteries supported 2 Power source Batteries System requirements Mac operating systems supported Yes Windows operating systems supported Yes Weight & dimensions Weight 75 g Height 104 mm Depth 35 mm Width 70 mm Packaging content User guide Yes Batteries included Yes Receiver type Micro receiver Wireless receiver interface USB Type A Receiver included Yes Packaging data Package height 170 mm Package weight 188 g Package depth 40 mm Package width 128 mm Logistics data Country of origin China Harmonized System (HS) code 8471607000 Comfortable wireless mouse with advanced silent buttons