<p>Technical Parameters:</p> <p>2.4G Wireless Transmission Technology</p> <p>10M wireless receiving distance</p> <p> Third gear DPI adjustment design</p> <p> quiet and elegant office wireless mouse</p> <p> High resolution: Max 1600 DPI high resolution for fluid motion</p> <p> Fashionable slim design: Slim design for sleek look and portable use</p> <p>Specification:</p> <p>1Brand\/Model: M80</p> <p>2Color: Black,White, Gray, Gold, Rose gold, Silver.</p> <p>3Material: ABS</p> <p>4Key life: 5 million times</p> <p>5Wireless distance: 10m</p> <p>6Work: Photoelectricity</p> <p>7Battery capacity:500mAhChargeable lithium battery</p> <p>8Charging cable length: 25cm</p> <p>9Project Type: Ergonomics Optical Mouse</p> <p>10: Resolution: 800,1200,1600.(1200dpi Default)</p> <p>11: Operation Mode:Opto-electronic</p> <p>12: Rated voltage \/ current: 3.7V \/ 18mA</p> <p>13: Power Type:RechargeableCharging time 2hWorking time 150h</p> <p>14: Type:2.4Ghz Wireless mouse</p> <p>15Buttons: 2 Buttons and 1 Round (Middle Mutton) and Dpi key</p> <p>16: System requirements: Windows 98 \/ Me \/ 2000 \/ XP \/ Vista \/ Win 7 \/ Win8 \/ 10\/Vista Mac OS or latest.</p> <p>17: Product weight:67g</p> <p>18: Item size: 11.2 *5.8 * 2.5cm</p> <p>19: Packing weight: 102g</p> <p>20: Package Size:12.2 * 8.3* 4.3cm</p> <p>Package List:</p> <p>1 * 2.4 G Wireless Mouse</p> <p>1 * USB Receiver</p> <p>1 * USB Charging Cable(25cm)</p> <p>Installation and use steps</p> <p>1. Remove the wireless mouse from the box.</p> <p>2. Remove the mini receiver installed in the bottom of the mouse, insert the computer's USB interface,</p> <p>Free code, plug and play.</p> <p>3.This product is a built-in lithium battery. You only need to set the bottom switch to the ON position.</p> <p>A charging cable is included in the package. When the cursor movement delay occurs, please insert the charging cable into the front end interface of the mouse to charge. Please try not to use it while charging!</p>