RISEPRO Wireless Grill Thermometer $7.50 at Amazon
Amazon has the RISEPRO ET2515-S Wireless Grill Thermometer with Upgraded Oven-Proof Probe for $11.90 - $4.40 with coupon code
YQGJJISP at final checkout =
$7.50 with free shipping on $25+ or with Prime. Has a heat resistance up to 572°F and a transmission range up to 20m.
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