Features: 1.The light color of the pressure gun can be selected independently, with an astonishing 16.8 million colors, and the indicator light color of the pressure gun program can be independently selected. 2.Metal heat sinks are added on both sides to increase the hand feel while dissipating heat. The 2 sides are equipped with water-cooling concept water-cooling pipes. 3.The tail of the mouse can be adjusted by the metal screw to adjust the position of the tail to change the shape of the mouse and adapt to the different operation needs of the player's hand. 4.You can customize the settings in the mouse full-key office mode, and you can change the office mode/game mode as you like. 5.Applicable operating systems are for Windows98 / Windows98SE / Windows2000 / Windows XP, etc. specification:Item Type: Mechanical Mouse Connection Method: USB wired Exterior Treatment: Frosted Game Engine: 3050 DPI File: 6 files (750-1250-1750-2500-3000-4000) Acceleration: 20G Moving Speed: 60in/s Return Rate: 1000Hz Button Micro-movement: Mechanical micro-movement Number Of Keys: 7 (programmable) Cable Length: Approx. 1.8meters / 5.9ft Scanning Frequency: 6600FPS Return Rate: 125/250/500/1000 four gears adjustable Working Voltage/current: 5V / 100MA IPS: 100 Light Effect: Color adjustable/off Switch Life: 10 million times Macro Programming: Full-key programmable Operating System: For Windows98 / Windows98SE / Windows2000 / Windows XP / Windows ME/ Windows VISTA / Windows 7/8/10 How To Use: Connect to a computer and other equipment through a USB cable for operation. Press and hold the DPI button for 5 seconds to turn on/off all lights. Slide Rail Setting: Pinch the screw rod on the back with 2 fingers and slightly twist the screw to the left/right to adjust the length of the back cover. PackageList:1 xMechanical Mouse 1 x User Manual