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