ProtoArc Vertical Wireless Trackball Mouse, EM05 NL Bluetooth Ergonomic Rollerball Mouse Rechargeable Computer Laptop Thumb Mice, 3 Device Connection, Compatible with iPad, Mac, Windows, PC-Red

OPEN BOX

Ergonomic Design for Natural Grip: The vertical design of a 62 degree tilt and natural handshake can perfectly fit the palm of your hand, keeping your arms and wrists in a relaxed state, so that you won't feel tired after a day of work.
Bluetooth & 2.4G Wireless Connection: PLUG and PLAY. This trackball mouse has triple connection modes(2.4G+BT 5.1+BT 3.0). You can control three devices at the same time, switch freely between Android, tablet and Mac with just one button. Note: all the buttons are non-programmable and the backward forward buttons are not compatible with Mac OS system.
Thumb Trackball Mouse: Equipped with a smooth trackball, move your cursor with your thumb movement instead of moving your wrist and arm. It will effectively reduce fatigue and strain for your wrist and arm. Not only work on flat surfaces, but also on your leg, sofa and other surfaces as well, especially in a narrow space, such as the messy desktop.
Wide Compatibility & Adjustable DPI: This vertical rollerball mouse is suitable for laptop/PC/notebook/tablet/Macbook/ipad/iPhone. It is compatible with Windows, Android, Mac OS etc. 5 DPI levels (200/400/800/1200/1600 DPI) allows you to change the cursor sensitivity easily for more precise tracking.

The Open Box Product Disclaimer applies to this product. Please note that this product is non-returnable and non-refundable.

Specs

Learn more about the Protoarc EM05 NL

Details
Color	Red
Hand Orientation	Right Hand
Tracking Method	ProtoArc Advanced Optical Tracking
Sensor	Minimal and maximal value: 200/400/800/1200/1600 dpi
Buttons	7

Wireless
Power Supply	Rechargeable Li-Po (500mAh) battery

Details
Weight	5.9 oz (168 g)

OS / System Requirement
Operating System Supported	iOS, macOS, Windows, Android
System Requirement	USB Receiver Required: Available USB port Windows XP, Windows 7, Windows 8, Windows 10 or higher version, Mac OS x 10.10 or higher version Bluetooth Required: Bluetooth Low Energy Windows 8, Windows 10 or higher version,Mac OS x 10.10 or higher version, Android 4.3 or higher version

Package Contents
Package Contents	1x Trackball Mouse 1x USB Receiver 1x USB-C Charging Cable 1x User Manual

Additional Information
First Listed on Newegg	August 14, 2026