Single-handed control and efficient navigation. The CHERRY MC 2000 infra-red mouse with tilt-wheel offers top quality processing, precision and reliability. Unique in its class. Features: 3-button mouse Tilt-wheel for horizontal/vertical scrolling GS certification Resolution 1,600 dpi Infra-red sensor Suitable for both right-handed and left-handed operation Symmetrical design Standard size Specifications: Dimensions: H:13.0 x W:10.0 x D:4.5 cm Colour: Black Guarantee:3 Years Material: Plastic Model Number: JM-0600-2