Sanwa Supply Bluetooth Ring Mouse 3 MA-BTRING3BK

A Bluetooth ring mouse that can be attached to your finger and operated with your thumb. All operations can be performed with one thumb. Compatible with Bluetooth Ver5.0 standard, it can be connected to a computer with built-in Bluetooth without a receiver. Just wear it like a ring, so you can use the keyboard or do other tasks while wearing the ring mouse. Since you can operate it by wearing it on your finger, you can easily operate your computer while lying on the sofa or bed.