ELECOM Huge Trackball Mouse, 2.4GHz Wireless, Index Finger Control

Trackball mouse with 8-Button Function

Designed with a high-performance gaming optics system sensor and lens

This trackball mouse bases on ergonomics, effectively reducing user’s wrist strain and muscle pain

The ball is held in place by the ball bearings, but can easily be popped out of the device, by pushing it through the hole in the bottom and it can be easily cleaned

System requirements: Windows XP, Windows 7, Windows 8.1, Windows RT8.1, Windows 10 or later, macOS 10.12 or later

Resolution DPI: 500/1000/1500 count (switchable)

Size & Weight: Size: W4.5″(114.7mm) X L7.2″(181.9mm) X H2.3″(57.2mm), Weight: 9.2oz(without battery)

Connectivity: wireless

Battery requirement: 2 X AA battery(Included)- Battery Remaining Light Lamp equipped

English Manual & Mouse Assistant Software can be download for FREE.
Please check the manual in the box or can be found on Amazon Product Page. Listed as 【Technical Specification：User Manual [PDF ]】

Optical Tracking Technology: The ELECOM trackball provides precise cursor movement for superior accuracy so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency
Functional 8 Buttons: It is very easy to move in any direction. It comes with 8 physical buttons on the device and the two extra buttons are the scrollwheel tilting that allow horizontal scroll
DPI Cursor: Designed with a high-performance gaming optics system sensor and lens. The DPI button can easily change between 500(LOW), 1000(MID) and 1500(HIGH) DPI, making the movements of your cursor faster or slower
Easy Maintenance: The ball rolls on three 2.5 mm large artificial ruby ball bearings. They are extremely smooth and the relatively large size prevents dust and dirt from clogging them. So you don’t have to clean the ball bearings too often. The ball is held in place by the ball bearings, but can easily be popped out of the device, by pushing it through the hole in the bottom and it can be easily cleaned
Product Details: System requirements: Windows 7, Windows 8, Windows 10 or later, macOS 10.13 or later, Size: W4.5″(114.7mm) X L7.2″(181.9mm) X H2.3″(57.2mm), Weight: 9.2oz(without battery), DPI: 500/1000/1500 count (switchable), Connectivity: wireless, 1 X AA battery(Included)- Battery Remaining Light Lamp equipped
Wireless Connectivity: Features 2.4GHz wireless USB connection with a range of up to 3m on magnetic surfaces and 10m on non-magnetic surfaces, providing reliable and stable connection for your laptop or desktop computer
Large Trackball Design: Features the largest trackball among ELECOM products with a 52mm diameter ball, providing comfortable and innovative operation with enhanced control and reduced hand strain during extended use
Ergonomic Comfort: Equipped with a large soft palm rest that supports your hand during use, reducing fatigue and providing comfortable operation for extended work sessions