About This PC and Mac Compatible - Effortlessly supports Windows 7 or later (32-bit/64-bit), Windows 11 (64-bit only), and macOS 10.14 or later. Recycled Materials - The plastic in this trackball is composed of 47% post-consumer recycled (PCR) plastic.*Excludes Printed Circuit Board (PCB) assembly, rechargeable battery and charging cable Wired + Wireless Triple Connection Capability - Bluetooth, wireless 2.4GHz Nano receiver, and wired connection options provide maximum flexibility, enabling you to easily work across multiple setups. Rechargeable Battery - Supports up to 4 months of productivity with a single charge. Includes USB-A (male) to USB-C (male) cable for charging and wired connection. Provides USB-A (female) to USB-C (male) adapter to accommodate different connections. Ambidextrous Design with Low-Profile Footprint - The low-profile design ensures all-day comfort for both right and left-handed users. The trackball operates in less desk space than a mouse and promotes greater comfort during extended use by minimizing arm and wrist movement. Superior Optical Tracking Technology - Dual sensors accurately track the large 55mm ball, providing highly accurate and responsive tracking with minimal hand and wrist movement. 128-bit AES Encryption - Government-grade 128-bit AES encryption provides secure wireless connectivity 8 sets of programmable buttons 3-year limited warranty Overview Brand : Kensington Color : White/Silver Connectivity Technology : Bluetooth, USB Special Feature : Ergonomic Design, Programmable Buttons, Rechargeable, Wireless Movement Detection Technology : Trackball