If you’ve ever wanted to know how hot your Xbox 360 CPU was running (or if your beer is too warm to drink,) this nifty gadget will let you know.
The $24.95 MicroTemp MT100 Keychain Thermometer from Spark Industries uses an infrared sensor to tell you the temperature of any item you point it at. It can measure temperatures from a frigid -27°F (-33°C) to a burn-inducing 230°F (+110°C), all without ever touching the surface of the item you aim it at. The read area for the sensor is about 1:1 (so if you hold it about an inch away from a surface, you’ll get the temperature for a 1-inch area.
Maybe McDonalds should include one of these with every cup of coffee, just so nobody ever sues them over leg burns again.