Bluetooth Trackball Mouse Wireless, Ergonomic Track Ball Mouse Supports 3 Device Connection (2.4G + Bluetooth), Easy Thumb Control, Precision and Smooth Tracking, Compatible for PC, iPad, Mac, Windows - ECHTPower, ergonomic mouse TE04

• 【Ergo Trackball mouse】 7-button buttons design to meet daily use, 15-degree ergonomic inclination design, no need to move your arm, use the thumb to control the cursor, always keep the wrist in the most comfortable state, which can effectively relieve wrist fatigue. 【2.4G and Bluetooth 3 Mode Design】 ECHTpower track ball mouse has atriple connection mode. You can control three devices at the same time, easily switch between them with just one button to improve working efficiency, compatible with Windows, Android, Mac, etc.Plug and play. 【Mute Button Design】 left and right buttons are mute buttons with up to 5 million times button life, to ensure the sensitivity and quality of the wireless silent mouse is stable, mute button design to provide you with a quiet working environment, enables you to focus more on your work. 【Precise Tracking with Adjustable DPI】 ECHTPower Trackball mouse wireless provides precise cursor tracking,the sensitivity of the cursor can be adjusted to suit your needs,just move your thumb to scroll the rollerball to move the cursor, you can use the trackball mouse on almost any surface, in any workplace, even on small desktops, sofas, beds, chairs etc. 【Stable Connection and Long Working Time】 2022 latest vertical mouse provides the most stable connection, allowing you to work at ease without being disturbed by dropped calls and lag up to a 33 ft (10m) range, low power consumption design, a AA battery of 1550mAh can be used for more than one month.