TRELC Vertical Gaming Mouse - USB

Specification: Button Quantities: 12 Traction Control: Optics USB Length: 5.9 FT Working Voltage/Current: 5V/100mA Button Life: 10 Million Times Roller Life: 1.2 Million Rotation Product Size: 5.3*3.7*3.2 Inch Product Weight: 0.37 LB Resolution: 1000-2000-3000-5000-10000DPI Rate of Return: 125-10000Hz Compatibility: Compatible with Windows 2000/ME/XP(x64)/Vista/7/8/10 system Compatible with Mac OS X(only compatible with version over V10.4 and the programming function not available). Package Contents: 1 x Ergonomic Mouse 1 x Palm Rest 1 x Instruction Manual Note: The program function is only available on Windows system. Forward and backward buttons are not available on Mac OS system. Due to the innovative design of this ergonomic mouse, you may initially find it difficult to use. Please continue to use over several days to grow accustomed to and enjoy the full comfort of the design.