Power Supply: 1 AA battery (recommended to use alkaline battery)(not included)
Key Life: about 3 million times
System Support: for Windows 7/8/10/Vista
Mouse Size: 110 X 74 X 33 mm/4.33 X 2.91 X 1.30''
Mouse Weight: about 62.2 g
Notes:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.