










EM01 NL Trackball Ergonomic Mouse
Details
- 0–20° adjustable hinge for personalized ergonomic hand positioning
- Smooth thumb-controlled trackball for precise, arm-free cursor movement
- Triple connectivity (2.4G + dual Bluetooth) for seamless 3-device switching
- 5-level adjustable DPI (200–1600) for customizable tracking sensitivity
- Quiet left & right clicks for quiet, focused working environments
- Built-in rechargeable battery with convenient Type-C charging
- Space-saving stationary design usable on desks, beds and sofas
- Wide compatibility with Windows, macOS, Android and iPad systems
ProtoArc EM01 NL features an adjustable-angle ergonomic design with thumb-operated trackball for reduced wrist strain. It supports triple-device connection, adjustable DPI, quiet clicks and long-lasting rechargeable performance, ideal for flexible, space-efficient workspace setups.
Free Shipping
30-Day Returns
2 Years
Warranty

Ergonomics Vertical Grip
Large Battery Capacity
Multi-Device Workflow
Non-slip Striped
3 Adjustable DPI
USB 2.4G+ 2 Bluetooth
Adjustable DPI
5 DPI levels allows you to change the cursor sensitivity easily for more precise tracking. Smooth frosted surface and quiet clicks can bring a better user experience.
Clean the Trackball
When you use the trackball mouse for a period of time, you need to clean the trackball and inside the hole to ensure that the trackball is always smooth.
Specs
DIMENSIONS
Trackball Mouse
Height: 4.92 in (125 mm)
Width: 2.5 in (63.4 mm)
Depth: 1.55 in (39.3 mm)
Weight: 6.38 oz
(181 g)
USB Receiver
Height: 0.74 in (18.7 mm)
Width: 0.56 in (14.2 mm)
Depth: 0.24 in (6.1 mm)
Weight: 0.04 oz
(1.2 g)
SYSTEM REQUIREMENTS
USB Receiver
Required: Available USB port
Windows XP, Windows 7, Windows 8, Windows 10 or higher version, Linux ,
Mac OS x 10.10 or higher version
Bluetooth
Required: Bluetooth Low Energy
Windows 8, Windows 10 or higher version, Linux, Mac OS x 10.10 or
higher version, Android 4.3 or higher version
TECHNICAL SPECIFICATIONS
Sensor technology
ProtoArc Advanced Optical Tracking
DPI: 200/400/800/1200/1600
Buttons
Number of buttons: 10 (Left/Middle/Right-click, Back/Forward, Scroll-wheel, Precision Switch, Multi-Device switch)
Battery
Rechargeable Li-Po (900 mAh) battery
Battery life: Up to 90 days on a single full charge
Connection Type
USB Receiver
Bluetooth low energy technology
Wireless operating distance:
10m (32.8 ft)
PACKAGE CONTENTS
EM01 NL Trackball Mouse
USB Receiver
USB-C cable for recharging
User Manual
WARRANTY INFORMATION
2-Year Limited Hardware Warranty




















