The Razer DeathAdder V4 Pro wireless gaming mouse is an ergonomic mouse specifically designed for esports with a lightweight of 56 grams. Key Technical Specifications Sensor: Razer Focus Pro 45K Optical Sensor (2nd Gen), with sensitivity up to 45,000 DPI, 900 IPS speed, and 85G acceleration. Connectivity: Razer HyperSpeed Wireless Gen-2 or wired connection. Polling Rate: Supports a polling rate of up to 8000 Hz. Switches: 4th Gen Optical Mouse Switches with a lifespan exceeding 100 million clicks. Battery Life: Up to 150 hours at 1000 Hz. Buttons: 6 programmable buttons The device is almost new with no defects. Installment payments and payment via app are available, with shipping also provided.