Razer DeathAdder V3 Pro Wireless Gaming Mouse: 63g Ultra Lightweight - Focus Pro 30K Optical Sensor - Fast Optical Switches Gen-3 - HyperSpeed Wireless - 5 Programmable Buttons - 90 Hr Battery - Black,63g Ultra-lightweight Design: Enjoy a level of speed and control favored by the world’s top players with one of the lightest ergonomic esports mice ever created,Focus Pro 30K Optical Sensor: Flawless tracking performance on a wider variety of surfaces including glass?supported by intelligent functions for enhanced aim and control,Optical Mouse Switches Gen-3: From an improved 90-million click lifecycle with zero double-clicking issues, to a blistering 0.2ms actuation with no debounce delay, the mouse has the reliability and speed built for esports,Razer HyperSpeed Wireless: With a connection 25% faster than any other wireless tech available, enjoy high-performance, low-latency competitive play that remains smooth and stable even in noisy wireless environments,Up To 90 Hours of Battery Life: Smaller, lighter battery that boasts greater power efficiency and can run for up to 90 hours of continuous play ? rechargeable via USB Type C,