Bluetooth 5.0/3.0: Bluetooth technology, up to10 meters wireless range.
3 DPI Levels: 800-1200-1600CPI
Precise Tracking: High sensitivity optical sensor to provide precise tracking.
Power Saving: Auto standby, deep-sleeping mode to save power.
Ergonomic Design: Reduce palm fatigue when use for long time.

Specs & Details
Wireless technology: BT 5.0/BT3.0
Wireless range: Approx 10 meters
Sensor: Optical sensor
Resolution: 800-1200-1600CPI
Number of buttons: 4 (Left key, right key, scroll, Bluetooth switch)
Rating voltage/current: 1.5V/15mA max
Dimension: 96.5x60x30mm
System Requirements: Supporting for the BLE 4.0 or later and Windows 8/10(Mac OS X 10.1、Chrome OS、Android5.0) or later.
Warranty: 2 years warranty
Box Content: 1. Wireless mouse 2. User manual 3. Warranty card