Experience the ultimate in ergonomic comfort and precision control with the Logitech MX ERGO Plus Advanced Wireless Trackball. This trackball is designed to reduce muscle strain and fatigue, allowing you to work or play for longer periods without discomfort. Key Features:Adjustable Tilt: Customize the angle of the trackball (0° or 20°) to find the perfect position for your hand and wrist.Precision Tracking: The high-performance optical sensor delivers smooth and accurate cursor control, even on high-resolution displays.Multi-Device Control: Connect to up to three devices and seamlessly switch between them with the touch of a button.Long Battery Life: Enjoy up to 4 months of use on a single charge.Easy-Switch & Flow-Enabled: Pair the trackball with multiple computers and seamlessly transfer text, images and files between them.Customization: Personalize buttons and actions with the Logitech Options software.What's Included:Logitech MX ERGO Plus TrackballUSB Unifying ReceiverCharging CableOriginal Box and DocumentationUpgrade your workspace and experience the difference with the Logitech MX ERGO Plus. Shipping: We provide free shipping via USPS Ground Advantage. Returns: We have a full money back guarantee if this trackball arrives damaged or defective in any way.Please don't hesitate to contact us if you have any questions or concerns. Thank you for considering our listing!