Dual Connection Modes: Experience seamless connectivity with both Bluetooth 5.0 and 2.4GHz USB options. This dual-mode feature allows you to connect to two devices at the same time, such as a MacBook via Bluetooth and a Windows PC via USB receiver. Easily switch between devices for increased productivity and convenience. The 2.4GHz mode offers a plug-and-play experience, compatible with any device with a USB port, while Bluetooth 5.0 supports Windows, Android, and Mac OS systems (compatible with iMac, MacBook, and Mac mini). Ergonomic vertical design: Designed with ergonomics in mind, this vertical mouse promotes a natural wrist and arm position, reducing strain and discomfort during extended use. The unique vertical design minimizes the risk of carpal tunnel syndrome and other repetitive strain injuries. The sculpted shape fits comfortably in the hand and provides optimal support and control. Enjoy a more comfortable and productive computing experience with this thoughtfully designed vertical mouse. Rechargeable and silent clicks: Say goodbye to frequent battery changes with the built-in 400 mAh lithium battery and convenient Type-C charging port. Enjoy long-lasting performance on a single charge. The special sound-dampening design on the left and right buttons ensures silent clicks, creating a calm environment without disturbing others. Ideal for use in libraries, offices, or at home, this mouse offers both performance and discretion. Specifications: Dimensions: Length: 10.1 cm, Width: 8 cm, Height: 7.2 cm Material: ABS + Matte oil coating Package includes: Mouse x 1 User Manual x 1 Charging Cable x 1