Razer Pro Click Ergonomic Wireless Mouse - Razer 5G Advanced Optical Sensor - DPI: Up to 16,000 - Polling Rate: 1000 Hz - Tilt-Click Scroll Wheel - Ergonomic Design (Co-Designed with Humanscale) - 8 Programmable Buttons - Battery Life: Up to 400 Hours (Bluetooth), 200 Hours (2.40 GHz) - Wireless/Wired Connectivity - Weight: Approx 106g (No Cable) - Cable Length: 1.8 Metres - RZ01-02990100-R3M1 - 2 Years Limited Warranty