Specifications:

• Battery type: 1 AA battery (not included)
• Certification: CE
• Color: red, blue, gray
• Hand Orientation: Right
• Interface: USB receiver
• Number of buttons: 3
• Optical resolution: 1000dpi
• Origin: Mainland China
• Package: Yes
• Roller: Yes
• Sensor technology: advanced optical tracking technology
• Type: 2.4Ghz Wireless
• Wireless operation distance: about 10 meters
• Wireless technology: Advanced 2.4 GHz wireless connection technology