Wireless mouse. Bluetooth or 2.4 gHz?

[wurm]

My wife is looking for a new mouse to use at work and wants something without wires. Beyond that, she doesn't seem to care. I'm debating between these two.

https://www.amazon.com/gp/product/B0148N..._2?ie=UTF8&psc=1&smid=ATVPDKIKX0DER

https://www.amazon.com/gp/product/B07MT4..._1?ie=UTF8&psc=1&smid=A3877BQZZON4K6

Thoughts or other strong suggestions? Thanks.