Have never heard of this company but they make a pellet grill with PID controller available at Sam's for $419.
https://www.samsclub.com/p/lifesmar...4510867?xid=pdp_carousel_rich-relevance.rr0_1
https://www.samsclub.com/p/lifesmar...4510867?xid=pdp_carousel_rich-relevance.rr0_1