Evo Labs E-420 Black Wireless Full Size Optical Mouse

Mouse Colour Black LED ColourNoneTrackingOpticalButtons5 ButtonWheelYesDPI1000/1200/1600DPI Switchable Connection Wireless Nano USB receiver Programmable No On-board Memory None Ergonomics hand Both Dimensions LxWxH Mouse Dimension: 100*65*35mm - Dongle Dimension: 19*14*6.5mm - Weight-Customizable Weight No More Information - Distance: 10-15MSystem Requirements: Windows 98SE/ME/2000/XP/VISTA/Win7/Win8Reliability: Button life : 3 million times Coder life: 1 million times - Working temperature range: -5 40Working temperature range: 20 -90 Mouse materials : ABS Electrical property USB Dongle - Working Voltage : 4.5V - 5.5VWorking current: 35mAMouseWorking Voltage : 1.1V - 3VWorking current: 15m