https://www.amazon.com/Anova-Culinary-Bluetooth-Precision-Cooker/dp/B00UKPBXM4/ref=sr_1_3?s=kitchen&ie=UTF8&qid=1505265737&sr=1-3&keywords=sous+vide
Here’s my favorite. You can hang it on a beer cooler and cook. ;-)
Yes; I’ve seen videos of setups like that. Thanks very much!