Chinese diesel space heater

After having experienced gas heaters in the old VW's I wouldn't even consider it. When not if the heat exchanger cracks the vehicle is filled with stinky fumes and deadly carbon monoxide

https://www.ebay.com/itm/5kw-12V-Air-Diesel-Parking-Heater-Warming-Planar-for-Car-Truck-Bus-Boats-Vans/392172305223?_trkparms=aid%3D555018%26algo%3DPL.SIM%26ao%3D1%26asc%3D56426%26meid%3D8b7f44d175a54a969083ffdd61b5cf62%26pid%3D100005%26rk%3D1%26rkt%3D12%26mehot%3Dpp%26sd%3D303033610028%26itm%3D392172305223&_trksid=p2047675.c100005.m1851