Thank you very much for viewing. This is the Kokuyo Powerpoint Operation Finger Presenter Obsidian ELA-FP1. ● This is a ring-type presentation tool that allows for more effective presentations by freeing up both hands. ● The button layout considers the priority of operations and prevents accidental button presses that often occur during presentations. ● It can be attached to a pen-type laser pointer. You can upgrade to the "page forward/back" function at a reasonable price. [Item Details] Everything shown in the photos is included. [Condition] Power-on confirmed. There are no major scratches or stains to note. Please also check the photos for detailed condition. The items for sale are all shown in the photos. Original box and instruction manual are not included.