By holding the trackball in one place, you can move the cursor without moving your arm. Its shape has a supporting effect on the palm, so that you are comfortable to work all day.
2.4 GHz Wireless Technology
It combines wired reliability with wireless convenience and freedom-fast data transmission, and with little delay or drop.
The micro wireless receiver can be retained in the laptop, and easily connect to 6 compatible wireless devices.
18-month Battery Life
Long battery life can effectively eliminate the hassle of battery replacement. The power switch helps save power, and the indicator light prevents a sudden power failure.
Setpoint software adds personalization to your mouse, you can customize the trackball button to help you do what you need to do faster.
Color: Grey + blue
Sensor technology: laser
Number of keys: 5
Sensor resolution: 540
Interface: USB port
Battery: one AA battery(Not included)
Battery life: up to 18 months
Wireless operating distance: about 10m
Wireless Technology: 2.4GHz wireless connectivity (Support Unifying)
Item size:14.5*9.5*4.5 cm / 5.71*3.74*1.77 in(L * W * H)
Item weight: Approx.142g /5.01oz
Package size:15*10*5 cm / 5.91*3.94*1.97 in(L * W * H)
Package weight:150g /5.29oz
1 * Wireless Mouse
1 * Receiver
1 * User Manual