Bluetooth Trackball Mouse, Jelly Comb 2.4G USB Wireless & Bluetooth Ergonomic Trackball Mice Rechargeable with USB-C Port and 3 DPI for Mac Computer Laptop Tablet Android Windows (Black and Gray)

Product Description:1.ERGONOMIC TRACKBALL MOUSE: With the smooth and precision trackball, you no longer need to move your arm for the movement of the cursor. Your thumb will control the cursor instead. It will effectively reduce fatigue and strain for your wrist and arm2.BLUETOOTH & 2.4G WIRELESS CONNECTION: This ergonomic wireless trackball mouse has dual connection modes BT 4.0 and 2.4G wireless (USB Nano Receiver stored in the mouse bottom), you can connect up to 3 different devices at the same time, switch freely between Android, tablet and Mac with just one button3.RECHARGEABLE WITH USB-C PORT: The Bluetooth Trackball Mouse built-in 600mAh lithium battery. No need to change batteries. It can last 1 month per one full recharge. Please remember to turn it off if you do not use it for a long time4.3 ADJUSTABLE DPI: 3 adjustable DPI level 1000/1600/2400, easily change the cursor sensitivity depending on your activity. Provide a fantastic using experience of fast response, smooth t