• Specification:
• Sensor technology: advanced optical tracking technology
• Optical resolution: 1000dpi
• Number of buttons: 3
• Roller: Yes
• Battery type: 1 AA battery (not included)
• Wireless operation distance: about 10 meters
• Wireless technology: Advanced 2.4 GHz wireless connection technology
• Interface: USB receiver
• Supported operating systems: for Windows Vista,Windows 7,Windows 8,Windows 10, forMAC OS X 10.5 or later, for Chrome OS
• Package size: 105mm*70mm*40mm/4.13*2.75*1.57''