Why or where would I need this? When giving lectures along with a presentation since it is a comprehensive computer controller and pointer. When your laptop is on your lap, you're laying down or in a position you can’t use a mouse. In tight spaces when you don’t have space for a mouse. To relieve or prevent carpal tunnel syndrome. For the disabled. For those missing finger digit(s). Compatible with windows 8, 10 and higher, mac OS 10.08 and higher, OS 13 and higher, i-pad OS, android 5.0 and higher. For i-phone, please turn on ""resistive touch"" to turn on the cursor on the OS and i-pad OS and check off “show touches” to turn on the cursor on the android. The optical sensor allows smooth movements of the cursor. Blue tooth enabled devices 4.0 allows you to tirelessly use the mouse anytime and anywhere. The curved design of the mouse easily fits fingers which reduces strains on the wrists when using a regular mouse. It can be used as a mouse and remote control.
-Blue tooth support
-Optical sensing
-Ergonomic design
-Dual usages
-Windows 8, 10 and higher, mac OS 10.08 and higher, OS 13 and higher, i-pad OS, android 5.0 and higher