Logitech M570 Wireless Trackball Mouse: Easily use your computer for long periods of time with this trackball mouse, which allows you to precisely navigate features with minimal wrist movement. Enjoy lasting comfort thanks to the sculpted shape, which supports the curves of your hand.
I couldn't be more happy with this mouse! It was super easy to hook up. All I had to do was plug the receiver into the USB port and turn the mouse on. I didn't even need to run an instal! It makes surfing the Internet a breeze. Because it is Bluetooth, I'm able to sit back and get cozy on the couch and effortlessly browse all my favorite web sites. I would highly recommend this trackball mouse to anyone!
Logitech M570 Wireless Trackball Mouse: Easily use your computer for long periods of time with this trackball mouse, which allows you to precisely navigate features with minimal wrist movement. Enjoy lasting comfort thanks to the sculpted shape, which supports the curves of your hand.
is there a way to remove skin cells from ball contacts
I have found that you can remove them easily with your fingernail. If this grosses you out or you don't have fingernails I think a tissue or q-tip would work well for this.