IGRILL BLUETOOTH THERMOMETER
The iGrill Bluetooth Thermometer ($40) will help you make the perfect steak every time. You can choose from dozens of preset temperature alarms or creat your own in the iDevice app. The iGrill works by inserting the probe into your meat. When its reached your desired temperature it will alert you via your iDevice. It works on iPhone 4s and above, iPad mini, iPad 3 and above and iPod touch 5. Additional features include a 150 foot bluetooth range, 150 hour battery life, temp LED indicator, and magnetic mounting.