On a Dutch computer forum you could sugest xmass gifts for a reasonable price. One of the sugestions was this one:
https://anovaculinary.com/?adnet=d&gclid=EAIaIQobChMI0evn8OCh3wIVCbx3Ch3qeg0 nEAEYASAAEgL8rPD_BwE
The cheaper one can be controled by bluetooth and the more expensive one by WiFi.
If you want to do a home build project then this could be a nice heater.