Details:

Item: Ergonomic Vertical Mouse
Color: Black / White / Red / Blue
Connection: Wireless
Frequency: 2.4GHz
Tracking Method: Optical
Resolution(DPI): 1000 - 1200 - 1600dpi Adjustable
Operational Range: ≤15m
Transmit Power: +5d max
Operation Voltage: 3.7V
Operation Current: <300mA
Sleep Current: <1uA
Power Supply: 2 X AAA Battery (Not included.)
Dimension(LWH): 105 x 73 x 60mm
Weight: 96.6g
Supported system: Windows 2000 / XP / Vista / CE / 7 / 10, Linux, Android