Meet TEMPMi: an app smart Tritium keychain thermometer that combines with your smartphone to give you a temperature reading without contact. It is compatible with iOS and Android devices. It works from a distance of 0.4 to 1.6 inches.
TEMPMi can record body temperature with an accuracy of ± 0.5°F. You can use this on your drinks too. The device glows in the dark, so you can find it easily.