Leftwei Wireless Mouse - Wireless

1. [HIGH ANTI-INTERFERENCE PERFORMANCE] 2.4GHz wireless data transmission with a 10m range 2. [CUSTOMIZABLE DPI SETTINGS] 3 levels of DPI (800, 1200, 1600) for personalized mouse speed 3. [WIDE DEVICE COMPATIBILITY] Supports , Vista, 2000 Server, and OS X 4. [ERGONOMIC DESIGN] Matte texture with a slim and sweat-proof finish for maximum comfort 5. [LONG-LASTING DURABILITY] Endures 5,000,000 keystroke tests for a reliable service life Spec: Item Type: Wireless Mouse Material: ABS Wireless Transmission Distance: Approx. 10meters / 10.9yd Wireless Frequency: 2.4GHz Buttons: 6 Buttons (Scroll Wheel, Page Forward and Page Backward Button, Left and Right Mouse Button, DPI Adjustment Button) DPI: 800-1200-1600DPI Power: 2 AAA Batteries (Shipped Without Batteries) Mouse Type: Wireless Optical Mouse Interface: USB How to Use: Use directly after installing the battery packing list: 1 x Wireless Mouse 1 x Signal Receiver Notice: Shipped Without Batteries)