Main Unit: 1) Operating temperature range: 0C to 50C (32F to 122F) 2) LCD display range: 0C to 199C (0F to 390F) 3) Pre-programs: Beef, Lamb, Veal, Hamburger, Pork, Turkey, Chicken and Fish. 4) Doneness selections: Rare, Medium Rare, Medium, Well Done 5) Audio alert options: Almost Ready, Ready, Overcooked, Out-of-Range. 6) Power supply: 2 p c s AAA batteries Remote Sensor Probe: 1) Heat resistance value of sensor probe:<250 C/482 F 2) Heat resistance value of wire:<250 C/482 F, 4 hours heat resistance at 350 C/662 F 3) Stainless steel probe (0.2 m) with cable (1.3 m) 4) Centigrade and Fahrenheit Conversion 5) RF transmission frequency: 433.92 MHZ 6) Transmitting Distance: 50 meters in sight, 15 meters with wall 7) Power supply: 2pcs AAA batteries