Specifications:

• Working distance: 10 meters
• Type: 2.4Ghz Wireless
• Style: Trackballs
• Rated voltage/current: 3.7V/15mA
• Power Type: Battery
• Package: Yes
• Origin: CN(Origin)
• Operation Mode: Opto-electronic
• Number of Rollers: 1
• Number of Buttons: 6
• Model Number: HXSJ T66
• Key life: 10 million switches
• Item weight: Approx.81.5g /2.87oz
• Item size: 13*6.7*3.8cm
• Interface Type: USB
• Hand Orientation: Both Hands
• Gross Weight: 81.5g
• DPI: Other
• DPI: Four-speed(800-1600-2400-3600)
• Color: Black, white(Optional)
• Certification: NONE
• Brand Name: HXSJ
• Battery capacity: 750mAh
• Battery: built-in rechargeable lithium battery
• Accurate tracking: IC positoning accuracy