Connect up to 3 Devices: This ergonomic wireless mouse features dual BT 5.0 and 2.4G USB connectivity modes for simultaneous connection of up to 3 different devices, and is compatible with Windows 8, Windows 10 or higher, Mac OS X 10.12 or higher, and Android 4.3 or higher

Rechargeable Ergonomic Mouse: The Bluetooth Vertical Mouse has a built-in 500mAh Li-Ion battery that can be conveniently recharged using the included Type-C cable

Ergonomic Vertical Design: The ergonomic mouse wireless keeps your wrist naturally straight, putting your forearm and wrist in a more natural and relaxed position, which can reduce overall fatigue compared to a standard mouse. Warm tips: We encourage you to relax your palm and hold the mouse naturally when using a vertical mouse

Warm tips: Since it takes a learning curve to get used to the shape when using our ergonomic mouse for the first time, it may cause inconvenience to your mouse grip, We recommend that you take 1-2 weeks to get used to it, as many users find that it will help reduce the pressure and pain on your wrist caused by long-term use of the mouse and improve comfort

Notes: We recommend that small to medium hands use our ergonomic vertical mouse. Please measure the size before ordering for a better fit and more comfort