Elecom Bitra Trackball, Index Operation Model
ELECOM bitra Trackball, index finger model, came out in 2019-11.


Ball Size
Ball diameter is 34 mm.
Buy
Be sure to click the button on amazon for the right model.
- Bluetooth Wireless version model number: M-MT2BRSBK Buy at amazon
- Wireless USB version model number: M-MT2DRSBK Buy at amazon
- patreon me $5
- amazon egift card to xah@xahlee.org , $20 is nice.
- paypal to xah@xahlee.org , $20 is nice.
- bitcoin me 19dfoa3Q7oehm9MwCULQzBG8vqfCaeMazH
If you have a question, put $5 at patreon and message me.