Description: Adopted by plug and play design, the computer keyboard mouse is convenient to use. With ergonomic design, increase and widen the integrated palm rest, so that the wrist can be supported. With a four-speed DPI photoelectric sensor, the mouse can also accurately locate. The small size is easy to carry, but also saves space. Made from ABS and metal material, the computer mouse keyboard is durable and long service life. The lengths are 23.5cm, 12.5cm; the widths are 18.5cm, 6.5cm. It is used for game enthusiasts, business person, and people who have been engaged in computer work for a long time. Item Name: Keyboard Mouse Material:ABS,Metal Operating Voltage: 5V Interface Type: USB Model: T1 Cable Length: 1.4m Keys Quantity: 39 (Keyboard) Mouse DPI: 800/1200/1600/3200 DPI Size Details: Keyboard: 23.5cm x 18.5cm/9.26" x 7.29" (Approx.) Mouse: 12.5cm x 6.5cm/4.93" x 2.56" (Approx.) Cable Length: 140cm/55.16" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Mouse 1 X Keyboard