ELECOM DEFT Trackball Mouse, 2.4GHz Wireless, Finger Control, 8-Button Function with Smooth Tracking, Ergonomic Design, Optical Gaming Sensor, Windows11, macOS (M-DT2DRBK)

COMFORTABLE DESIGNThe mouse design is based on 6 different muscle and skeletal structures of the hands giving special emphasis to the folding actions of the hands to provide a new level of hand comfort.
OPTICAL TRACKING TECHNOLOGYThe ELEOM " EX-G series" 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. It is very easy to move in any direction.
FUNCTIONAL 8 BUTTONSYou can assign favorite function to each button by using " ELECOM Mouse Assistant" ELECOM Mouse Assistant Software will be available to download from ELECOM NET website.
DPI CURSORDesigned with a high-performance gaming optics system sensor and lens. The DPI button can easily change between 750 (LOW) and 1500 (HIGH) DPI, making the movements of your cursor faster or slower. 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 DETAILSSystem requirements: Windows 7, Windows 8.1, Windows RT 8.1, Windows 10 or later (Horizontal scrolling function is not working in Windows RT 8.1 ), macOS 10.10 or later, Size: W 3.7 " ( 94.7 mm) X L 4.9 " ( 124.4 mm) X H 1.9 " ( 47.9 mm), Weight: 4oz (without battery), DPI: 750/1500 count (switchable), Connectivity: wireless, 1 X AA battery (Included) - Battery Remaining Light Lamp equipped.