Elecom 2.4GHz Wireless Finger-operated Trackball Mouse EX-G series 8-Button Function with Smooth Tracking, Precision Optical Gaming Sensor (M-DT1DRBK)

• ☑️《ERGONOMIC UNIQUE DESIGN》The 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 TECHNOLOGY》The ELECOM "DEFT 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 BUTTONS》It comes with 8 physical buttons on the device and the two extra buttons are the scrollwheel tilting that allow horizontal scroll. The high durability left and right button switches passed the click testing of more than 10 Million clicks. ELECOM Mouse Assistant software can be easy to customize button functions.
• ☑️《DPI CURSOR》Designed 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 DETAILS》System requirements: Windows 7, Windows 8.1, Windows RT8.1, Windows 10 or later (Horizontal scrolling function is not working in Windows RT8.1), macOS 10.10 or later, Size: W3.7"(94.7mm) X L4.9"(124.4mm) X H1.9"(47.9mm), Weight: 4oz(without battery), DPI: 750/1500 count (switchable), Connectivity: wireless, 1 X AA battery(Included)- Battery Remaining Light Lamp equipped.

Wireless trackball "DEFT," an index finger operation type, which changes common sense of index finger operation. ELECOM Co., Ltd. is a Japanese electronics company, headquartered in Osaka, Japan. They are best known for their modern design, especially with their mice. The company produces many electronics along with other Japanese computer-peripheral manufacturers such as I-O Data, Buffalo, and Century micro that are shipped to many outside and larger companies, as an OEM (e.g. Century Micro is known to ship their memory chips to Samsung.) In recent years, its business has been expanded into new areas, including: supplies of tablet PCs and smartphones, health care products such as body composition scales and electric therapy equipment, and the digital home area, with an enhanced development of network products such as wireless LAN routers, a cloud service and an installation service for wireless LAN access points. The ELECOM group sets out to create new markets by aiming for the new comfortable space of smart home realizing product development and sales with the concept of a "Human interface: Connecting users to devices with more comfortable and better usability." [A wide range of product categories] Smartphones & related items, Smartphones, Healthcare products, Healthcare Applications, Tablet PCs & related items, VR products, Wearable products, LED lighting & related items, Lifestyle & related items, Digital TVs & related areas, Game consoles, Memory, Furniture, Storage, Networks, Accessories, IO devices, Consumable goods, Digital cameras, Music distribution devices, On-board equipment, Wireless LANs.