Looks like a good price for the IBT-6XS ($91.99 at Amazon). Got one for $50 delivered with EBay plus voucher.
Or $49.29 total cost. 38%OFF with code INKBIRD6XS until July 31 - https://www.ebay.com.au/itm/222609517127
Inkbird Wireless Bluetooth BBQ Thermometer IBT-6XS, 6 Probes，Rechargeable Battery, Digital Cooking Grill Thermometer for Smoker,150ft Oven Meat Thermometer, Magnet, Timer, Alarm for Kitchen, Food, Red.