Haven't personally used one but they seem to hold good reviews and feedback from their users. This one is the cheapest I can find located on Amazon Prime for their sale day that runs until tomorrow.
It will not allow the URL so just enter this into Amazon.
Ninja Woodfire Electric BBQ Grill & Smoker, 7-in-1 Outdoor Grill & Air Fryer, Roast, Bake, Dehydrate, Uses Woodfire Pellets, Weather Resistant, Non-Stick, Portable, Electric, Grey/Black, OG701UK
Prime Day Deal
£189.05 with 53 percent savings -53%
£189.05