I also gave up on the "air mouse" things as too jiggly and random, and got a mini thumb keyboard with a touchpad on it. I ended up with an older & cheaper versi

I also gave up on the "air mouse" things as too jiggly and random, and got a mini thumb keyboard with a touchpad on it. I ended up with an older & cheaper version of this: https://www.amazon.com/gp/product/B01GCPVZDW https://www.amazon.com/gp/product/B01GCPVZDW