Inkbird Bluetooth Thermometer.  150 foot range.  Range 0~250°C /32~482°F.  Works with Android and iOS – check description for os version requirements.  Sensor length – about 3.8 ft.  LED screen.

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Inkbird Digital Cooking Bluetooth Wireless Grill Meat Oven BBQ Thermometer with Stainless Steel Probe (Thermometer w/ Single Sensor)