ProtoArc Vertical Mouse, EM11 NL Wireless Ergonomic Mouse, Rechargeable Optical Mice with Multi-Device (Bluetooth + Bluetooth + USB Connection), 3 Adjustable DPI for Computer, iPad, Mac, Windows Black

Wireless Ergonomic Design: ProtoArc ergonomic mouse features an extended wrist rest that fits snugly in the palm of your hand for a more natural, relaxed position of the forearm and wrist, reducing overall fatigue, compared to standard mice.
Connect up to 3 Devices: This ergonomic wireless mouse features dual BT 4.0 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.
Adjustable Dpi & High Performance: 1000/1600/2400 DPI levels provide higher sensitivity than standard optical mice for precise optical tracking; with the back and forward buttons, you can easily navigate websites and increase work efficiency.
Note: All buttons are not programmable and the forward and back buttons are not compatible with Mac OS systems.
Silent Clicking Sound: Our vertical mouses whisper-quiet clicking helps you focus on whats important without any noise distractions. Therefore, it is perfect for shared workspaces such as offices or libraries.