I went with this:

https://www.amazon.com/gp/product/B085MXB7GY/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1

The size works well for small spaces: 2.05 by 1.95 by 1.57

I had originally ordered one which was not ETL or UL listed. So when looking for others, I would make sure that they have been certified.