Mice & Trackballs Description: 1. The vertical design provides better support for your forearm minimizing wrist pain that can come from twisting.2. Integrated shortcut keys make routine operation easy. they can be used for routine operation such as "forward, backward, lighting mode switch and light on/off", and the mode key on the bottom can be used to set other functions, to meet personalized demands.3. Support programma mouse Specification : Model: T50 Gaming mouseButton number9 buttonsTracking System: OpticalUSB cable: 1.8mWorking voltage/current: 5V/100mAButton life: 3 million timesRoller life: 1.2 million rotationProduct dimensions: 124*70*67mmProduct weight: 1255gResolution: 1000-1600-2400-3200-4800-12800 DPIRate of return: 125-1000Hz Features: 6-level DPI varying velocity.6 adjustable DPI level, 1000-1600--2400-3200-4800-12800DPI respectively, from low to high.The indicator lights of each DPI gear is on for 2 second: 1000 yellow, 1600 blue, 2400 purple, 3200 green, 4800 red and 12800 orchid.The beautiful strip light switches between multiple colors. Package Includes: Wired Mouse x1Usb Charge Cable x1Instruction x1 Advertise Picture Item Detail