Genius Ergo 8250S Wireless Vertical Ergonomic Silent Mouse – 2.4 GHz USB Receiver – Compact Lightweight – Adjustable Optical Sensor 800 / 1200(Default) / 1600 DPI – Compatible with Windows®& Mac OS | Silver Black 

Wireless Vertical Ergonomic Silent Mouse

Expert Features

• Natural Ergonomic Posture: Designed to reduce muscle strain by allowing your right hand to be in a more natural posture, relieving fatigue in the forearm and shoulder area.
• Silent Switch Design: Features a silent switch that reduces click noise, allowing you to work without disturbing others.
• Two Color Options: Available Silver Gray and Black Base.
• Wireless Connectivity: Operates at a 2.4 GHz RF frequency.
• Optical Sensor Engine: Equipped with an optical sensor for precise tracking.
• Adjustable DPI Settings: DPI resolution options include 800, 1200 (default), and 1600 for different levels of sensitivity.
• Multi-Button Layout: Includes 6 buttons—left, right, middle button with scroll, forward, and backward.
• Lightweight Design: Weighs approximately 97 grams, including the receiver.
• Compact Dimensions: Measures 78.3 x 111.2 x 73.8 mm (3.08″ x 4.38″ x 2.91″).
• System Compatibility: Compatible with Windows® 8, 10, 11 or later, and Mac OS X 10.8 or later.
• USB Receiver: Comes with a USB pico receiver for easy connection.
• Battery Included: Includes a AA alkaline battery.
• User Manual: Multi-language quick guide available for download.