Logitech MX ERGO 440DPI Bluetooth + Unifying Dual-mode Wireless Trackball Optical Mouse(Black)

Feature:
1. With adjustable shaft.
2. Has cross-computer control capabilities.
3. Change the speed and accuracy of the cursor to achieve one-button control and adjust the sensitivity at will.
4. Quick access to shortcuts.
5. The battery can be used for up to 4 months after it is fully charged.
6. 320DPI-440DPI optical tracking technology.
7. Easy to install.

Parameters:
1. Battery life: It can be used for up to 4 months after being fully charged (the battery power supply may vary depending on usage).
2. Battery: Rechargeable lithium-ion battery (500mAh).
3. Number of buttons: 8.
4. Wireless operating distance: about 10 meters.
5. Wireless technology: 2.4GHz wireless technology.
6. Requirements: Bluetooth. Windows 7/8/10 or higher, Mac OS X 10.12 or higher. USB port.
7. Mouse size: about 132.5mm long, about 99.8mm wide, and about 51.4mm high.
8. Mouse weight: approx. 164g (without metal plate / without receiver).
9. Receiver size: about 14.4mm long, about 18.4mm wide, and about 6.1mm high.
10. Receiver weight: approx. 2g.