The paragraph feel will be more flexible with quick responses and high precision. VR-338 SpecificationsDimension117×63×40 mmNet weight 95 gDPI800-1600DPIKeystroke service life 10 millionScroll lifespan 200,000 cyclesColor Available in various colorsSystem requirements Windows 95, 98, 2000, ME, and XPWorking temperature0-45 °C usb optical mouse