RF 433MHz Wireless Digital BBQ Meat Thermometer for Grilling - China Digital Meat Thermometer, Wireless BBQ Thermometer | Made-in-China.com
Amazon.com : ThermoPro TP60 Digital Hygrometer Indoor Outdoor Thermometer Wireless Temperature and Humidity Gauge Monitor Room Thermometer with 200ft/60m Range Humidity Meter : Patio, Lawn & Garden